Do you really know?

Why are some people clumsier than others?

07 May 2025

Contributed by Lukas

Do you consider yourself a clumsy person? For some of us, accidents just seem to happen more often than for others, despite our best efforts to be mor...

Is using deodorant safe?

06 May 2025

Contributed by Lukas

As summer heats up, deodorant becomes a faithful ally. But this product can be very dangerous. On May 2022 a 14 year old girl, Giorgia Green, died f...

What is second child syndrome, the feeling affecting Prince Harry?

06 May 2025

Contributed by Lukas

In January 2023, Prince Harry published his memoirs, in the form of an autobiography entitled "Spare". The book led to a lot of controversy, particula...

Should you really invest in gold?

05 May 2025

Contributed by Lukas

Gold has dazzled humans for thousands of years—but does that ancient allure make it a smart place to put your money today? In this episode, we dig ...

What is hogging?

05 May 2025

Contributed by Lukas

As 2021 draws to close, let’s discuss a word which has become more and more widespread in the United States at the end of the year. This contemptibl...

How can I avoid putting on weight when giving up smoking?

05 May 2025

Contributed by Lukas

According to the Office for National Statistics, the number of smokers in the UK is estimated at 6.6 million. The proportion has been steadily droppin...

Are men still being paid more than women?

04 May 2025

Contributed by Lukas

According to data from the BBC men still earn more than women for the same work. The difference in wages (for the medium worker) is 9.4%, the same as ...

Are our phones really eavesdropping on us?

04 May 2025

Contributed by Lukas

Have you ever had the eerie feeling that you’re being spied on by your smartphone? You know: you're having dinner with a friend, chatting about how ...

How does daylight saving affect your health?

04 May 2025

Contributed by Lukas

Daylight saving time (DST) It’s the practice of advancing your clocks by one hour during the spring and summer months, and then turning them back in...

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

03 May 2025

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 ...

How long does love last according to science?

03 May 2025

Contributed by Lukas

We’ve talked about love and relationships in a number of previous episodes of Do You Really Know. You may remember we’ve discussed the secrets to ...

What are primitive reflexes?

03 May 2025

Contributed by Lukas

According to the UK Office for National Statistics, September 26 was the most popular day to be born over the last two decades, which falls 39 weeks a...

Could the liking gap be harming your new relationships?

02 May 2025

Contributed by Lukas

Ever walk away from a date or social event wondering, “Did they even like me?” You’re not alone—and the answer might not be what you think. P...

Why do some people sleep with their mouths open?

02 May 2025

Contributed by Lukas

Let’s be honest, sleeping with an open mouth isn’t the most graceful of images, but in reality it’s pretty common. If you’ve ever woken up wit...

What is mansplaining?

02 May 2025

Contributed by Lukas

Have you ever noticed a man explaining something to a woman in a supremely confident way which suggests he absolutely knows more than her about the su...

How can I work better from home?

01 May 2025

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...

How can I overcome my fear of speaking in public?

01 May 2025

Contributed by Lukas

According to a study conducted by the Statistic Brain Research Institute in 2016, 74% of the global population feels uncomfortable speaking in front o...

How often should you really wash your clothes?

30 Apr 2025

Contributed by Lukas

Most of us have that pile of clothes in limbo—not quite dirty, not quite clean. But do we actually need to wash our clothes as often as we do? The a...

Why are voice notes so divisive?

30 Apr 2025

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...

Which foods shouldn't be eaten together?

30 Apr 2025

Contributed by Lukas

Avoiding weight gain is just so difficult sometimes, isn’t it? It’s not enough to eat only healthy foods, you also have to combine those healthy f...

How to make the most out of hybrid working?

29 Apr 2025

Contributed by Lukas

Covid allowed many people to work from home for the first time and created a world where more flexible, hybrid working, mixing office work and working...

What is climate shadow, the newest way to measure your impact on global warming?

29 Apr 2025

Contributed by Lukas

The idea of carbon footprint dates back to the early 2000s and ironically was introduced by oil giant BP. But recently, a new concept was created: the...

Why do our tastes change as we get older?

28 Apr 2025

Contributed by Lukas

Think back to when you were a kid and there was a type of vegetable you simply wouldn’t go near, let alone eat. It might have been broccoli, Brussel...

What is the Batman effect?

28 Apr 2025

Contributed by Lukas

For many people, asserting themselves at work is a real challenge. There’s a lot of possible reasons for that, including stress, anxiety, new respon...

How does viagra work?

27 Apr 2025

Contributed by Lukas

Ever since it hit the market, the little blue pill known as viagra has transformed the sex lives of millions of couples around the world. Viagra was d...

Can you eat eggs everyday?

27 Apr 2025

Contributed by Lukas

Whether they’re soft-boiled, fried, poached, or whipped into cakes and pies, eggs are a kitchen favorite for good reason. In the UK the average pers...

Why do people R-bomb in the dating world?

26 Apr 2025

Contributed by Lukas

We’ve talked about a lot of dating trends on Do You Really Know, many of which are pretty negative. And the subject of today’s episode is no excep...

How do you build up your brain power?

26 Apr 2025

Contributed by Lukas

Our brain, much like our muscles, benefits from its own form of exercise. Through dedicated training and stimulation, we can enhance our cognitive abi...

What household products should I avoid?

25 Apr 2025

Contributed by Lukas

Cleaning can feel satisfying, but did you know many household products might actually harm your health? A 2021 Which? study revealed that nearly half ...

Is end-to-end encryption really secure?

25 Apr 2025

Contributed by Lukas

In late April 2024, police chiefs from the UK’s National Crime Agency and 32 European countries issued a statement expressing their concerns about t...

How much do surrogate mothers get paid?

25 Apr 2025

Contributed by Lukas

The NHS says that one in seven couples may have difficulty conceiving, which can be a traumatic experience for those who want to have children. Someti...

Which foods are best for burning fat?

24 Apr 2025

Contributed by Lukas

It’s common knowledge that autumn often sees people put on weight. But if you’re looking to shed a few pounds, there are some foods you can rely o...

Why do some people believe in ghosts?

24 Apr 2025

Contributed by Lukas

You might assume that belief in the paranormal is limited to the fringes of society. After all, according to science, ghosts don’t exist; or at leas...

How can social media exposure lead to vicarious trauma?

24 Apr 2025

Contributed by Lukas

Social media has been part of our daily digital lives for nearly two decades now, and while there are plenty of positives associated with it, there’...

What are the dangers of hustle culture?

23 Apr 2025

Contributed by Lukas

"There are way easier places to work, but nobody ever changed the world on 40 hours a week." That’s exactly what Elon Musk tweeted in November 2018,...

How can my partner and I get better sleep together?

23 Apr 2025

Contributed by Lukas

If your partner is constantly snoring, hogging the blanket, or tossing and turning every five minutes, and you're finding it increasingly challenging ...

What is Quantum medicine and is it a scam?

23 Apr 2025

Contributed by Lukas

In January 2024, the renowned French perfumery Guerlain is set to unveil a groundbreaking range of products inspired by quantum physics. Their marketi...

How does climate change cause allergies?

22 Apr 2025

Contributed by Lukas

Hay fever already affects around 20% of people in the UK—and that number is expected to rise sharply. A 2024 University of Manchester study found th...

Could smartphone use be giving you text neck?

22 Apr 2025

Contributed by Lukas

According to data from Finder.com, the average Brit now spends 4 hours and 14 minutes using their smartphone each day. It’s hardly surprising; smart...

What are climate refugees?

22 Apr 2025

Contributed by Lukas

Climate refugees, or climate migrants, are people forced away from their homes due to sudden or gradual alterations in their natural environment. We’...

Why are some kinds of fruit not considered vegan?

21 Apr 2025

Contributed by Lukas

Ever had that moment when you're relishing a juicy fig, and someone drops the bomb that you might be chowing down on a wasp? Surprising as it sounds, ...

What are boomerang employees in the world of work?

21 Apr 2025

Contributed by Lukas

You may remember that we talked about the Great Resignation a little while back on Do You Really Know. The trend saw millions of workers across the US...

Why is my circadian rhythm so important?

21 Apr 2025

Contributed by Lukas

You’ve no doubt heard references to the existence of body clocks, and it’s no surprise because all of our bodily functions are regulated by the ci...

Is staying friends with an ex really a good idea?

20 Apr 2025

Contributed by Lukas

Most of us have to go through a painful breakup at some point in our life. Even if you thought you’d found your soulmate, started planning a grand f...

What is productivity paranoia?

20 Apr 2025

Contributed by Lukas

Covid-19 restrictions changed work practices radically; a large proportion of the workforce have worked remotely for nearly three years now. That’s...

Which are the best cities in the world to live in?

19 Apr 2025

Contributed by Lukas

Every year, The Economist Intelligence Unit publishes a Global Liveability Ranking, which assesses urban areas around the world according to quality o...

Is it a bad idea to fall asleep in front of screens?

19 Apr 2025

Contributed by Lukas

We’re surrounded by screens all day, right up until we go to bed. Our lives are intertwined with technology, from the smartphone alarms that wake us...

Which five foods slow ageing?

19 Apr 2025

Contributed by Lukas

Ageing is part of the natural cycle of life, and there’s no such thing as a miracle pill to prevent it. At least not yet ! Nevertheless, it is still...

Does waxing our private parts really increase sexual pleasure?

18 Apr 2025

Contributed by Lukas

Full, Brazilian, landing strip or none at all, pubic hair removal can hide multiple motivations (often driven by societal expectations). While aesthet...

What is binge eating disorder?

18 Apr 2025

Contributed by Lukas

Binge eating, also known as uncontrollable overeating, is an eating disorder. It is characterized by compulsive and excessive consumption of food with...

What is the coffee cup test in job interviews?

18 Apr 2025

Contributed by Lukas

Job interviews have always been a daunting prospect for a number of reasons. And the process is only getting more time-consuming for candidates, witho...

Should I quit air travel to save the planet?

17 Apr 2025

Contributed by Lukas

Flying is far from being the most eco-friendly means of transport. Right now it’s responsible for around 2% of global carbon emissions, but that cou...

Why do certain sounds give us goose bumps?

16 Apr 2025

Contributed by Lukas

Picture this: you’re lost in thought, your favourite song playing, and suddenly, you feel a wave of well-being that gives you goosebumps. Music does...

What are the most common sexual kinks?

16 Apr 2025

Contributed by Lukas

In the Western world, a true sexual revolution began in the 1960s. The idea that sex isn’t solely for procreation became widely accepted, leading to...

Can you really lose weight by walking?

16 Apr 2025

Contributed by Lukas

Walking is something we all do every day, but did you know it has numerous health benefits? It’s not just a simple way to get from point A to point ...

What are the dangers of self-diagnosis?

15 Apr 2025

Contributed by Lukas

The chances are that at some point you’ve scoured the internet in an attempt to figure out why you’re feeling sick. Maybe you go to Dr Google as a...

Can our bodies really catch up on lost sleep?

15 Apr 2025

Contributed by Lukas

We talk about sleep needs a lot on Do You Really Know, so regular listeners will be well aware that we need 7-9 hours each day, and that not getting e...

How is inflation affecting our eating habits?

15 Apr 2025

Contributed by Lukas

The past year has seen the highest inflation rates in over 40 years, and consumers have adapted by changing their shopping habits. That’s particular...

How is AI being used in the legal system?

14 Apr 2025

Contributed by Lukas

ChatGPT has been invading all walks of life in recent months, and that even includes the justice system. In late March 2023, a Pakistani judge consult...

What do you get better at with age?

14 Apr 2025

Contributed by Lukas

You might think that ageing is all about decline and deterioration, but that’s not the whole story. In fact, there are many aspects of life that imp...

How can you manage your anger better?

13 Apr 2025

Contributed by Lukas

Let’s face it, life throws curveballs at us—being stuck in traffic, a demanding boss, or even chores piling up at home. Anger is a natural respons...

What is ergophobia, the fear which can throw our careers off track?

13 Apr 2025

Contributed by Lukas

Many of us have joked in the past about being allergic to work, or afraid of it, but did you know that there’s actually a real phobia of work?Have y...

Which foods and drinks stain teeth?

12 Apr 2025

Contributed by Lukas

Having beautiful white teeth of course depends on good oral hygiene to a degree. But brushing and flossing alone aren’t the only factors. The struct...

Could slow living make me happier?

12 Apr 2025

Contributed by Lukas

The societies we live in these days, and especially in cities. We sometimes feel exhausted, anxious, depressed, and lonely in this ultra-productive li...

How much CO2 does a search on ChatGPT emit?

11 Apr 2025

Contributed by Lukas

AI is everywhere—from helping us write emails to planning our meals. But while it may feel invisible, it comes with a real environmental cost. Accor...

What is Wendy Syndrome?

11 Apr 2025

Contributed by Lukas

Think back to the story of Peter Pan, and more specifically the character of Wendy Darling, Peter’s friend who accompanies him to Neverland. She’s...

Is period underwear really better for the environment?

10 Apr 2025

Contributed by Lukas

Period underwear came out in 2013 but has increased in popularity, largely as they claim to be better for the environment and easy to use. However, ...

What is wellness syndrome?

10 Apr 2025

Contributed by Lukas

"Here’s my yoga instructor’s number”, "You must try this detox juice", "Download this diet app right now!". Have you ever heard people give this...

Which words has Donald Trump banned?

09 Apr 2025

Contributed by Lukas

When Donald Trump returned to the White House in 2025, one of his priorities was to roll back progressive policies from the Biden administration. Amon...

Is looking older a bad thing?

09 Apr 2025

Contributed by Lukas

“Time and tide waits for no one”, the old saying goes, but it’s fair to say that some people are affected by symptoms of ageing earlier than oth...

Why does smiling increase life expectancy?

08 Apr 2025

Contributed by Lukas

An often cited estimate suggests that children smile an average of 400 times per day, while when we reach adulthood that figure drops to just 50 times...

What is shy bladder syndrome?

08 Apr 2025

Contributed by Lukas

Today, we're going to talk about a condition that affects millions of people around the world, but is rarely discussed openly. It's called shy bladder...

Does the Mediterranean diet lower risks of dementia?

07 Apr 2025

Contributed by Lukas

According to new research a mediterranean diet could lower the risk of dementia by a quarter regardless of a person's genetic risk. “The findings ...

What is a faecal transplant?

07 Apr 2025

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 aphrodisiacs really work?

06 Apr 2025

Contributed by Lukas

You’ve no doubt heard that certain foods can increase desire, or even improve sexual performance. Oysters, ginger, chocolate and strawberries are ju...

What is sex surrogacy, the controversial sex therapy?

06 Apr 2025

Contributed by Lukas

It may be a little taboo to talk about it, but there are a lot of people out there who, for a variety of reasons, don’t have as much sex as they wou...

What is eatertainment, the "next-level" dining experience?

05 Apr 2025

Contributed by Lukas

The term is a bit of a mouthful in more ways than one, but eatertainment has been growing rapidly in recent years. Of course, it’s the contraction o...

What is brain tapping, the viral technique for improving sleep quality?

05 Apr 2025

Contributed by Lukas

According to a 2022 study by Direct Line life insurance, 71% of British adults fail to get the recommended 7 to 9 hours sleep per night. Many people s...

Are fresh vegetables better for you than frozen ones?

04 Apr 2025

Contributed by Lukas

We often assume that fresh is best, but the reality is more complicated. It all depends on how vegetables are stored, how long they’ve been in trans...

Why are some people constantly sexually aroused?

04 Apr 2025

Contributed by Lukas

The condition we’re going to talk about today is pretty rare. It affects around 1% of women, but it can really disrupt the lives of those who suffer...

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

04 Apr 2025

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 I beat my smartphone addiction?

03 Apr 2025

Contributed by Lukas

The word nomophobia means a fear of being without our smartphone, and it’s affecting more and more people with each passing year. Back in 2021, a p...

Why is the brain our biggest sex organ?

02 Apr 2025

Contributed by Lukas

The brain plays a central role in desire, arousal, and sexual pleasure, but we don’t always realize just how much it influences our sex lives. While...

What is the placebo effect and how does it work?

01 Apr 2025

Contributed by Lukas

The placebo effect is a phenomenon in which a person's symptoms or well-being improve after receiving a fake treatment that has no specific or intrins...

What are 3 sex tips to give your relationship a boost?

01 Apr 2025

Contributed by Lukas

You might or might not  be surprised to learn that warm weather naturally enhances the libido. According to a 2022 survey by the Kinsey Institute, 60...

Are baths or showers better for our health?

01 Apr 2025

Contributed by Lukas

When it comes to getting clean, some people prefer chilling in the bath for a good half an hour or more, while others like how quick and practical it ...

How can I stop micro-awakenings from disrupting my sleep?

31 Mar 2025

Contributed by Lukas

According to a Direct Line Group study from 2022, over 70% of UK adults don’t get the recommended 7-9 hours of sleep per night. Nighttime micro-awa...

Is the five second rule a real thing?

31 Mar 2025

Contributed by Lukas

How do you react when a piece of food you’re eating falls to the floor? Some people would throw it away in disgust, while others would still eat it,...

What are the best ways of beating procrastination?

31 Mar 2025

Contributed by Lukas

Do you ever feel like you’re always in a rush, constantly getting things done at the latest possible time? It could be paying a bill, cleaning our h...

What's the happiest country in the world?

30 Mar 2025

Contributed by Lukas

The latest edition of the annual World Happiness Report has been released, offering a fascinating insight into global well-being. Compiled by the Gall...

Discover "Long Story Short", Europod’s new daily podcast

30 Mar 2025

Contributed by Lukas

What’s shaping Europe today? How does it impact your life? And what’s the bigger picture? Long Story Short is Europod’s new daily podcast, cutt...

What are yellow flags in dating?

30 Mar 2025

Contributed by Lukas

In recent years, dating has become a lot more structured. Terms like "green flags" and "red flags" are now part of everyday language, and the criteria...

Which actors have undergone the most extreme body transformations?

29 Mar 2025

Contributed by Lukas

If you were a WWE fan in the 2000s, a mere mention of the name Dave Bautista is likely to get you feeling all nostalgic. During his wrestling career, ...

Can you get rid of cellulite?

29 Mar 2025

Contributed by Lukas

Cellulite is a regular source of insecurity among women. That’s been especially true since women’s magazines came along, pretty much labelling it ...

What are the best natural remedies for insomnia?

28 Mar 2025

Contributed by Lukas

Not being able to fall asleep at night can be incredibly frustrating. You’re tossing and turning, exhausted but unable to drift off. If this sounds ...

Why do some people get a headache during sex?

28 Mar 2025

Contributed by Lukas

Sex is generally synonymous with pleasure, but sometimes it can bring on headaches that are unpleasant at best. They’re known as sex headaches or or...

Who are the main victims of natural disasters?

28 Mar 2025

Contributed by Lukas

Natural disasters lead to damaged property, loss of life, psychological trauma, displaced individuals and families, among other consequences. Accordin...

Do we have sex often enough?

27 Mar 2025

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, ...

Could AI ever be able to offer therapy?

27 Mar 2025

Contributed by Lukas

Therapy can help people cope with stress, trauma, depression, anxiety, and other psychological issues but finding the right therapist is not always ea...

Why do noses and ears grow throughout your life?

27 Mar 2025

Contributed by Lukas

You may have heard that our ears and noses never stop growing, you may even have found yourself wondering if your ears are indeed bigger than they use...