Dr. Karan Rajan

speaker

2,601 appearances 14 recordings 1 series first heard May 2026 last heard 7 Sep

Dr. Karan Rajan’s voice in public audio — every appearance, attributed to the second.

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Recordings per month over the last 12 months — 14 in all, peaking in Jun 2026 with 5.

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Dr Karan Explores · The Habit Expert: You Need To Find Your “Keystone” Habits · 27 Jul 2026 podcast

going to the kitchen and going to a specific area in a kitchen may be associated with a certain

cooking habit or a certain you know, you eat that cereal or that breakfast bar in that place.

So that's a huge trigger.

Can people also be triggered

So there's a lot of research suggesting that it's mostly subconscious and sort of automatic, you know, fifty percent is what it says, but you uh were involved in research suggesting it could be up to two thirds of our habits could be just this automatic, uh subconscious process.

the reason a habit exists in humans is to minimize the amount of actual conscious thinking that needs to happen.

So it's almost reflexive in a way that you're not wasting time

And that may have been somewhat contributing to some survival mechanism before where you just do something automatically and you don't take effort or brain space thinking about doing something.

But now, obviously, you know, with devices and modern life, you've got good and bad habits, which is more than just about survival.

It's about pleasure as well.

You know, people have now

Well, I actually on this point, uh you know, what is the line that we can draw between a habit that is formed because of psychology initially

Right?

So like drinking a cup of coffee, but then it's driven more by physiology, where something habitual becomes addictive nicotine, vaping, coffee,

All of those things where actually it starts off as a psychological fixation or driven by something.

You know, they want to have something around their mouth or drink something hot in the morning, but then actually there are certain active ingredients in those habits they may do, like nicotine or caffeine, which actually overrides physiology and makes it addictive.

On that topic of smoking, um, over the last few years we've seen the rise of people vaping and you know, there's a a lot of media coverage and even, you know

The NHS health organizations promote vaping as a safer alternative to smoking, which, you know, for the vast majority of health reasons, it may be a safer alternative, but it's not safe in and of itself.

And a lot of people are vaping instead of smoking, but there's a lot of people now vaping who would never have smoked at all.

When we're talking about breaking a habit and changing that initial root

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