Does stress really cause grey hair?

It’s more common than we tend to admit. Some children grow up with parents who are critical, emotionally distant, or unable to empathize. In that kind of environment, attachment bonds don’t always form smoothly. Children may internalize the idea that they don’t deserve affection ...  عرض المزيد

Right from primary school age, we tell children that if another boy or girl has teased them, it’s “because they like them”. And playful teasing happens a lot in dating well into adulthood. If it’s ever happened to you, you might have laughed along out of fear of appearing oversen ...  عرض المزيد

La relation entre le stress et le blanchiment des cheveux est un sujet qui a intrigué les chercheurs pendant des décennies. Si l'idée que le stress puisse accélérer le grisonnement est souvent évoquée, des études scientifiques récentes ont permis de mieux comprendre les mécani ...

If your hair is thinning, shedding, or simply not what it used to be—and nothing seems to work—this episode is for you. Because what if the story you’ve been told about balding… is wrong? 

For decades, hair loss has felt like fate: genetic, inevitable, untouchable. ...

Multiple listeners recently sent in a Financial Times article that asks whether humans have passed “peak intelligence.” In this episode, Cal looks closer at the data in this article to try to understand why we seem to be getting dumber, and more importantly, what are the pract ...

A simple methodological error meant that for years researchers considered drinking moderate amounts of alcohol to be healthy. Now plenty of evidence suggests that isn't the case, but errors like this still plague the scientific literature. So, how can the scientific literature be ...  عرض المزيد