Do you really know?

Why does our hair turn grey as we get older?

16 Mar 2024

Contributed by Lukas

Discovering your first grey hair can be quite the shock. After all, it marks the onset of an irreversible change. And the fact that it’s a natural p...

Could zero dates make your love life more efficient?

15 Mar 2024

Contributed by Lukas

In early 2023, dating site Eharmony released findings from a survey of over 1000 singletons. The research found that on average they spent 55 minutes ...

Does a 'lifetime guarantee' really mean for life?

14 Mar 2024

Contributed by Lukas

In this age of responsible and measured consumption, we’re tending to turn more and more towards products with a long lifespan and a good guarantee....

Which foods boost our brain function?

13 Mar 2024

Contributed by Lukas

After a period off work or studying, it can be difficult to get your neurons up and running again, can’t it. But you can actually get a little boost...

Why are voice notes so divisive?

13 Mar 2024

Contributed by Lukas

According to Whatsapp, over 7 billion voice notes are sent on the app every day. A lot of the time, they offer a more personal touch and clearer expla...

Are our perfumes toxic?

12 Mar 2024

Contributed by Lukas

Perfume is a luxury product worn by people all around the world, but fragrances are not without health risks. Perfumes use a mix of chemicals, some ar...

How can I work better from home?

12 Mar 2024

Contributed by Lukas

Remote work was thrust upon many companies as soon as the Covid-19 pandemic hit. All of a sudden, workers had to perform their job effectively in a pr...

Why do mouth sounds drive some people crazy?

11 Mar 2024

Contributed by Lukas

Let’s face it there are certain sounds that are just annoying to be exposed to, or sometimes even to think of! Someone chewing loudly with their mou...

Why does Ramadan start on a different date each year?

10 Mar 2024

Contributed by Lukas

Today marks the first day of Ramadan. Muslims around the world have begun a month-long fasting period, with fasting being one of the five pillars of I...

How can I move house stress-free?

10 Mar 2024

Contributed by Lukas

Moving house can be very stressful so here are some tips and advice to make it go as smoothly as possible. Moving house is also a great opportunity t...

How do pheromones affect our sexuality?

09 Mar 2024

Contributed by Lukas

Have you ever seen perfumes advertised as containing pheromones and therefore increasing your sexual attractiveness or libido? Sounds too good to be t...

What is kinkeeping, the invisible workload often done by women?

09 Mar 2024

Contributed by Lukas

You might not be familiar with the term ‘kinkeeping’, but the chances are you’ve benefited from it at some point in your life, in particular as ...

What has the impact of femvertising been on marketing?

08 Mar 2024

Contributed by Lukas

The term femvertising was coined by She Knows Media back in 2014, and recent years have seen more and more advertising campaigns champion female empow...

Why are women’s rights regressing?

07 Mar 2024

Contributed by Lukas

According to a World Bank report from March 2023, the global pace of reforms toward equal treatment of women under the law has slumped to a 20-year lo...

What is femtech?

06 Mar 2024

Contributed by Lukas

For a number of years now, the innovative field of femtech has been revolutionising how we approach healthcare for women. Technology already touches j...

Why are women seen as a minority?

06 Mar 2024

Contributed by Lukas

Celebrated on March 8th every year, International Women’s Day holds significant importance as women continue to endure various forms of discriminati...

What is the ‘worry gap’ affecting more women than men?

05 Mar 2024

Contributed by Lukas

According to the Mental Health Foundation, one in six adults in the UK suffers from conditions such as anxiety or depression. However, when the figure...

Why has purple become the colour of feminism?

04 Mar 2024

Contributed by Lukas

During this year's International Women’s Day celebrations, you’re likely to see demonstrators in many cities around the world bearing purple flags...

Why do some people say slum tourism a bad thing?

03 Mar 2024

Contributed by Lukas

Most people who can afford to go on holiday tend to want to spend their time in glamorous, picturesque locations. But there are actually some people w...

What's the point of an Adam's apple?

02 Mar 2024

Contributed by Lukas

Have you ever wondered about that bump you see on the front of men’s necks? You can usually notice it moving up and down when someone swallows. Well...

How can I save 1000 pounds in a year ?

02 Mar 2024

Contributed by Lukas

Saving money can be challenging, especially in these uncertain times. But it's not impossible. With some planning, discipline and creativity, you can ...

Does refusing cookies really protect our data?

01 Mar 2024

Contributed by Lukas

Let's face it, we’re so accustomed to seeing those little pop-up windows when landing on a website that we barely pay any attention to them anymore....

Is it dangerous to drink too much water?

29 Feb 2024

Contributed by Lukas

All our organs contain water, even our bones. In total, more than half of our body is made up of it, or 45 litres for a person weighing 65 kg.  The w...

How can I recognise an AI-generated image?

29 Feb 2024

Contributed by Lukas

We’re only a quarter of the way through 2023, and already we’ve seen a number of unexpected images go viral. Examples include Pope Francis wearing...

Is shaving too often bad for you?

28 Feb 2024

Contributed by Lukas

There’s a lot of popular ideas out there about body hair removal. Shave too much and the hair becomes thicker. Wax, and it will gradually start thin...

Are we less fertile than before?

28 Feb 2024

Contributed by Lukas

According to the British Fertility Society, between 9% and 15% of couples will encounter fertility problems, while Fertility Network UK says that “o...

Why are we having children later and later?

27 Feb 2024

Contributed by Lukas

According to the Office for National Statistics, the number of births in the UK continues to fall. Experts are even talking about a “baby bust”, t...

Why is sugar bad for our memory?

26 Feb 2024

Contributed by Lukas

We're well aware of its negative impact on our waistlines and heart health, but sugar also takes a toll on our brains. And it's not just found in the ...

Does the law of attraction really work?

25 Feb 2024

Contributed by Lukas

Over on TikTok, the #idontchaseiattract hashtag is nearing in on 20,000 publications at the time of recording. It really took off in late 2023, especi...

How can I stay trendy buying only second hand clothes?

25 Feb 2024

Contributed by Lukas

November is synonymous with Black Friday, great deals but what cost? Over consumption is endangering our already fragile planet. Is it time to change ...

What's the best alarm to wake up to?

24 Feb 2024

Contributed by Lukas

Did you know that the alarm clock actually serves a greater purpose than simply rousing us from sleep? Whether it's the buzz of your smartphone, a bre...

Is menopause still a taboo subject?

24 Feb 2024

Contributed by Lukas

The menopause is the period in a woman’s life when she stops ovulating and having periods, due to lower hormone levels in the body. Despite the fact...

Why do couples often look alike?

23 Feb 2024

Contributed by Lukas

You may remember we talked about whether or not opposites attract in a recent episode of Do You Really Know. As it turns out, more often than not, cou...

Blue hands: what can you do about the cold?

22 Feb 2024

Contributed by Lukas

When it comes to cold weather we're not all in the same boat. Some of us can cope with low temperatures, while others are super sensitive, especially ...

What is submarining in the dating world?

21 Feb 2024

Contributed by Lukas

Many of the shady or downright forms of toxic forms of behaviour seen in modern relationships are actually nothing new, but the emergence of specific ...

Is using cotton buds bad for your ears?

21 Feb 2024

Contributed by Lukas

Polish-American man Leo Gerstenzang is credited with inventing the humble cotton bud in the 1920s, an item which has since gone on to be used for many...

Why do you get a stitch in your side?

20 Feb 2024

Contributed by Lukas

You know the feeling: you’re running, cycling, or doing some other physical activity, and suddenly you feel a sharp pain in your side, just below yo...

Why do some men get ill after they orgasm?

19 Feb 2024

Contributed by Lukas

As much as society might tell us the opposite, sex isn't actually always about pleasure. And that's especially true for men affected by the condition ...

Is nostalgia good or bad for us?

18 Feb 2024

Contributed by Lukas

Have you ever noticed how revisiting films from your childhood, listening to old tunes, or flipping through cherished books can bring on a certain sen...

How can the unisex condom improve my sex life?

18 Feb 2024

Contributed by Lukas

It was widely expected that the condom industry would thrive throughout the Covid-19 pandemic, but to many people’s surprise, it actually struggled....

What causes lactose intolerance?

17 Feb 2024

Contributed by Lukas

It's becoming a more common topic of discussion. According to BUPA.co.uk, “around one in every 10 older children and adults are thought to have lact...

Where does the old cat lady stereotype come from?

16 Feb 2024

Contributed by Lukas

Single women in your late 20s or early 30s, has anyone ever suggested that you absolutely must find a partner or you’ll end up being a “cat lady”...

How has Taylor Swift changed USA?

15 Feb 2024

Contributed by Lukas

She's one of the most influential women in the world. Taylor Swift, a country star in the United States who has become a global pop star, is shatterin...

What is the triangular theory of love?

15 Feb 2024

Contributed by Lukas

Love is without doubt one of the most fascinating and elusive topics in human psychology. You might have wondered at some point just what it is that m...

Do opposites really attract?

14 Feb 2024

Contributed by Lukas

“Birds of a feather flock together”, the old saying goes. But does that apply when it comes to romantic relationships? After all, we also say that...

Do we have sex often enough?

14 Feb 2024

Contributed by Lukas

Despite its many benefits, sex can also bring on a bit of stress at times. You feel like you have to fit into a certain mould. Have sex often enough, ...

What is the Romeo and Juliet effect?

13 Feb 2024

Contributed by Lukas

When someone tells you not to do something it often becomes even more tempting, which is why, as a teenager, when your parents forbade you from seeing...

Is there really such a thing as love at first sight?

12 Feb 2024

Contributed by Lukas

Have you ever fallen head over heels for someone as soon as you met them? It certainly doesn’t happen to us on a regular basis, but it’s pretty co...

Do You Really Know celebrates love!

12 Feb 2024

Contributed by Lukas

Valentine's day is here and Do you really know is ready to celebrate love! Is there really such a thing as love at first sight? What is Romeo and Juli...

Which foods can hurt your libido?

11 Feb 2024

Contributed by Lukas

You know how ginger and oysters are said to rev up your sex drive? We’ve talked about aphrodisiacs in the past on Do You Really Know but today we’...

What's the best position for going to the toilet?

10 Feb 2024

Contributed by Lukas

The question asked in the title of today’s episode might seem a little strange. After all, we all sit the same way on the toilet, right? Straight up...

How can the AAA method help you in tricky work situations?

09 Feb 2024

Contributed by Lukas

Making a slip-up at work might not seem like a big deal most of the time, but on occasion it can lead to disappointment and frustration. And no matter...

Is it good to have aches and pains after doing sport?

08 Feb 2024

Contributed by Lukas

Muscle pain generally occurs after an intense sports session. "They are due either to unusual muscular work, or to an increase in the intensity of a w...

How can I protect myself from winter viruses?

07 Feb 2024

Contributed by Lukas

During winter, we tend to huddle indoors in an understandable bid to stay warm. But while this makes for a cosy setting, it also becomes a major breed...

Why are more and more children suffering from virtual autism?

07 Feb 2024

Contributed by Lukas

The World Health Organisation says that children between the ages of two and five should get no more than one hour of sedentary screen time per day, w...

How to protect your art from AI exploitation?

06 Feb 2024

Contributed by Lukas

You may have heard of AI art generators, tools that use artificial intelligence to create images based on language prompts. For example, you can type ...

How can I stop being a people pleaser?

05 Feb 2024

Contributed by Lukas

Did you get roped into taking care of your neighbour's dog again? End up laughing at a colleague’s awkward joke about your outfit? Or say yes to a l...

Does our personality change when we speak in another language?

04 Feb 2024

Contributed by Lukas

When it comes to what proportion of people speak more than one language, estimates vary but the general consensus is that at least half of the world’...

Why do we experience the unsettling "Uncanny Valley" effect?

03 Feb 2024

Contributed by Lukas

In November 2023, a spooky makeup trend took TikTok by storm. Users posted images of themselves with full-coverage, pale foundation for a ghostly vibe...

What are the health benefits of walking up stairs?

02 Feb 2024

Contributed by Lukas

Have you ever heard ot the stairs test? Experts say it’s an excellent gauge of a person’s overall health. The idea is to run up as many flights of...

How can you protect yourself from being mugged?

01 Feb 2024

Contributed by Lukas

Mugging is a form of robbery that involves violence or the threat of violence against a person in a public place. It’s also known as street robbery ...

What's the right way to burst a pimple?

31 Jan 2024

Contributed by Lukas

If there are any teenagers out there listening in, chances are you have faced an acne breakout at some point in the recent past, or perhaps you're eve...

How did Covid lead to the emergence of meta cities?

31 Jan 2024

Contributed by Lukas

During the Covid-19 health crisis, our approach to work underwent significant changes, largely thanks to the surge in remote work. This shift allowed ...

Why are the Scottish embracing Scandinavian winter activities?

30 Jan 2024

Contributed by Lukas

The Scottish have a long history of cultural and political ties with Scandinavia, dating back to the Viking era. Many Scottish place names, words, and...

Why do women live longer than men?

29 Jan 2024

Contributed by Lukas

In the period from 2018 to 2020, the life expectancy at birth for women in the UK was 82.9 years, while it was just 79 for men. That’s according to ...

Does money really make us happy?

28 Jan 2024

Contributed by Lukas

According to a 2014 study by the Pew Research Center, people in wealthier countries are happier on average, but only up to a point. Even in so-called ...

Which foods mustn't you put in the microwave?

27 Jan 2024

Contributed by Lukas

The microwave first emerged in the 1950s and has since become a common fixture in kitchens worldwide. 2018 data from Statista showed that 93% of UK ho...

Why are there so many spin offs in the world of cinema?

27 Jan 2024

Contributed by Lukas

The world of cinema is full of films and sagas which leave their mark on a generation, sometimes becoming cult films. And another phenomenon is becomi...

Could moon breathing help you sleep better?

26 Jan 2024

Contributed by Lukas

In this day and age, it’s common to feel stressed every day, even right through to the evening. Have you ever struggled to lower your stress levels ...

What is the Green Belt?

25 Jan 2024

Contributed by Lukas

The Green Belt is a policy for controlling urban growth in the United Kingdom. It refers to a ring of countryside where urbanisation will be resisted ...

What are the benefits of slow sex?

25 Jan 2024

Contributed by Lukas

We all know that having sex is a great form of stress relief. It releases pleasure hormones, like endorphins and oxytocin, also reinforcing the cardio...

What does a full moon do to our bodies?

24 Jan 2024

Contributed by Lukas

You may not have realised, but tomorrow sees the first full moon of 2024, and there are actually a whole host of popular beliefs associated with this ...

What is relationship anarchy?

24 Jan 2024

Contributed by Lukas

"Love is abundant, and every relationship is unique." That might not seem like the most controversial of statements, but it’s actually the first poi...

Could assisted dying become legal in the UK?

23 Jan 2024

Contributed by Lukas

Assisted dying is the term used to describe the practice of helping a person who is terminally ill or suffering from an incurable condition to end the...

How can I improve my concentration at work?

23 Jan 2024

Contributed by Lukas

No matter how prepared you are going into your normal day at the office, spending hours at your desk can get mundane and boring. Before you know it, y...

Why is generative AI set to explode in 2024?

22 Jan 2024

Contributed by Lukas

Artificial intelligence really came to the fore in 2023, with chatGPT in particular gaining global recognition, and being used by many people on a dai...

Is being delulu a good thing?

21 Jan 2024

Contributed by Lukas

"May all your delulu come trululu, because being delulu is the solulu." The clip you just listened to comes from American influencer Bianca Bernardo ...

Is living by the sea better for your health?

20 Jan 2024

Contributed by Lukas

I don’t know about you, but I find that there’s something about the seaside air which just always makes me relax and puts me in a better mood. As ...

Could custobots do our shopping for us in a few years time?

19 Jan 2024

Contributed by Lukas

The subject of today’s episode is a form of technology that’s halfway between artificial intelligence and blockchain. What’s more, American tech...

What are some of the more unusual Royal servants jobs from the past?

18 Jan 2024

Contributed by Lukas

You might think that working for the Queen or any other member of the Royal family is a glamorous and prestigious job, but not all positions within th...

Can we really multitask effectively?

17 Jan 2024

Contributed by Lukas

It's pretty common these days to have to tackle several things at once, like responding to an email while on a work call. Our constant pursuit of prod...

What’s the meaning of rizz, the 2023 word of the year?

17 Jan 2024

Contributed by Lukas

You may well be familiar with Oxford University Press, and its annual “word of the year"  award. Regular listeners may remember that the 2022 word ...

What is the Honours list and who is on it this year?

16 Jan 2024

Contributed by Lukas

The Honours list is a way of recognising people who have made achievements in public life or committed themselves to serving and helping the UK. The h...

Why is swearing actually good for us?

15 Jan 2024

Contributed by Lukas

Do you ever feel bad about swearing out of frustration? You know, when someone cuts in front of you while you're driving, you stub your toe or you acc...

How can I get cheaper flight tickets?

14 Jan 2024

Contributed by Lukas

According to recent data from personal finance website NimbleFins, the average British family of four spent around £4,678 for a 9-night holiday abroa...

How can I reduce my belly fat?

14 Jan 2024

Contributed by Lukas

The infamous little belly bulge located around the abdomen can be a source of self-consciousness for many people. Getting rid of it is often one of th...

What is the baby food diet linked to a number of celebrities?

13 Jan 2024

Contributed by Lukas

We've talked about a few gimmick diets in the past on Do You Really Know, and here's another one: the "baby food" diet. Now you may not have heard of ...

What is Buccal Fat Removal?

13 Jan 2024

Contributed by Lukas

Buccal fat removal is a type of plastic surgery that involves removing the buccal fat pads from your cheeks. These are rounded pads of fat that are lo...

How can I have a healthier relationship with my smartphone?

12 Jan 2024

Contributed by Lukas

For a number of years now, our smartphones have played a central role in many aspects of our lives, from work to personal relationships to entertainme...

What is London's No Trouser Day?

11 Jan 2024

Contributed by Lukas

You may have seen it on the news, on social media, or even on the tube: hundreds of people riding the underground with no trousers on, in the middle o...

Can naps keep the brain healthy?

11 Jan 2024

Contributed by Lukas

If you like to take a short nap during the day you might be doing your brain a favor. According to a study published in the journal Sleep Health in Ju...

Which foods change our body odour?

10 Jan 2024

Contributed by Lukas

Did you know that each of us has a truly unique body odour, which is influenced by a mix of genetic, hormonal, age-related, environmental, and lifesty...

How could the 52 week method help me save money?

10 Jan 2024

Contributed by Lukas

Let’s be honest; who among us doesn’t daydream about having saving money effortlessly? The new year period is often synonymous with ambitious reso...

What is the UK Sports personality of the year award?

09 Jan 2024

Contributed by Lukas

The SPOTY award is the main prize of an annual ceremony organised by the BBC. It was created in 1954 by Paul Fox, who was the editor of a sports magaz...

What is a faecal transplant?

09 Jan 2024

Contributed by Lukas

Faecal transplant, also known as faecal microbiota transplantation or FMT, is the transfer of stool from a healthy donor to a patient with a disease. ...

Do we really need to eat more during winter?

08 Jan 2024

Contributed by Lukas

Whether it's a reflex, a craving, or a belief in its necessity, people often find themselves snacking more in winter, or opting for heartier meals tha...

Why does our nose run when I'm sick?

07 Jan 2024

Contributed by Lukas

Are you feeling the chills, a scratchy throat, and a non-stop runny nose? Winter brings the cold bug everywhere – in public transport, at work, and ...

What is social loafing, the latest harmful workplace trend?

06 Jan 2024

Contributed by Lukas

The landscape of work has been undergoing significant changes in recent years, and in particular since the onset of the Covid-19 pandemic. From the su...

How often should I shower?

05 Jan 2024

Contributed by Lukas

Whether it's for the sake of comfort or maintaining good hygiene, many of us opt for taking a shower on a daily basis. Studies have shown it's the mos...

Could Britain ever rejoin the EU?

04 Jan 2024

Contributed by Lukas

The Brexit deal, signed by Prime Minister Boris Johnson in December 2020, has had a profound impact on the UK's economy, society, and politics. But wh...