The Brain Professor: "Popular Treat Now Considered Deadlier Than Smoking!", "Alcohol Is Shrinking Your Brain" - David Raichlen

If you sit for 10 hours a day compared to 9 hours a day, it's about a 10% increased risk of dementia. If you sit for 12 hours a day, it's about a 60% increased risk of dementia. 60%. Yes. So it's a problem that we have to deal with. David Reichland, Professor of Human Evolutionary Biology, Exercise Physiology, and Neuroscience. at the University of Southern California. We are dealing with brain health problems that are only going to increase as our population ages. And healthy aging is linked to three behaviors. Diet, physical activity, and social connection. For example, people who have stronger social connections tend to have better brain outcomes than people who don't. Does excessive alcohol used to shrink the brain? Yes. Over one drink per day is associated with negative health outcomes. Sleep is the other one that's a big factor in cognitive decline, right? It is. Less sleep and lots of sleep are both associated with higher risk. Is there an optimal amount of exercise? Physical activity guidelines are 150 minutes per week, but only 25% of adults in the US meet those guidelines with older adults doing it two to four minutes per day. Two to fool. But there are these small activities that provide big benefits.

that generate new neurons and those neurons get integrated into key parts of the brain. Number one is Remote work is dangerous. It's the unleash of the human body. I'm concerned about physical health. What's the practical advice to people that work at home that is realistic for us? If you combine with It will literally change your life.

David, if you had to Summarise. The essence of what your work shines a light on. And what it intends to help us understand as human beings. How would you summarise that?

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