Why Daylight Saving Time is Bad for Your Health | Samer Hattar & Andrew Huberman

Yeah , the problem is they all go to sleep at 9 p.m. and wake up at 4 a.m. So we never see them . Uh , no , the circadian community has done an amazing job of figuring out what we need . And then the challenge of course , is making sure that people get what they need and making sure that at a societal level , we're not vaulting ourselves into the real , the biggest problem is that the late waking people , they think that really and I'm going to try to put it in a better way now they think , oh , because you're a morning person , you want to see the sun early .

Why Daylight Saving Time is Bad for Your Health | Samer Hattar & Andrew Huberman

Well , I think that the reason they do it is because they don't understand the biology because one hour seems trivial unless you understand that the repercussions of that one hour shift . Because what's also clear now , based on what you're saying is that that one hour shift is taking you out of alignment with the natural light dark cycle in exactly the wrong direction . It's pushing people to get even later in the summer when light is going to push you later .

Why Daylight Saving Time is Bad for Your Health | Samer Hattar & Andrew Huberman

But there's this cumulative effect on the clock and these uh three elements of your tripartite model , right ? The homeostatic sleep and the light direct effects on mood . And when it's so close , it's sometimes hard to figure out how to adjust it perfectly because , you know , we're already sleep deprived in our society and then you shift it by , you know , so it , it just , it all accumulates and it has no benefit .

Why Daylight Saving Time is Bad for Your Health | Samer Hattar & Andrew Huberman

And that has been proven that is very bad . Like people have done studies that literally two areas close to each other and areas that were the whole year on daylight saving has much more problems even in cancer rates and depression . So you don't want to do that .

Why Daylight Saving Time is Bad for Your Health | Samer Hattar & Andrew Huberman

Well , it , well , also if it has a positive effect on the what is essentially an epidemic of mental health issues and other issues related to improper interactions with light that I think is , is a well worthwhile cause and , and we can explore . So for once we're going to fight with some with another , a common battle as to , I mean , the circadian people , honestly , you give them credit , have been trying for years to abolish daylight savings . Yeah , the problem is they all go to sleep at 9 p.m. and wake up at 4 a.m. So we never see them .