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How Much Sleep Is Needed for Glymphatic Flow (Brain Cleaning)?
One function of sleep is the clearance of toxic waste byproducts through a newly discovered drainage system in the brain. Glymphatic brain filtration may help explain why those who routinely get fewer than seven hours of sleep a night are at increased risk of developing cognitive disorders, such as dementia. In the next video, I […]
Continue readingCan Getting Transfusions of Young Blood Slow Aging?
Ready for the mind-blowing twist in the mystery of why the injection of blood from young animals into old ones has a rejuvenative effect? If you missed it, the previous video was Parabiosis Experiments Prove Bloodborne Aging Factors ( ). My new book, How Not to Age ( ), is all about aging, and you […]
Continue readingFriday Favorites: The Optimal Vitamin B12 Dosage and Type
At age 50, everyone should start supplementing with B12-fortified foods or supplements regardless of the type of diet they follow. Over age 65, only high-dose daily supplements may suffice. For prevention and treatment of vitamin B12 deficiency, cyanocobalamin in chewable, sublingual, or liquid forms (rather than in a multivitamin) is best under most circumstances. What […]
Continue readingParabiosis Experiments Prove Bloodborne Aging Factors
Macabre experiments surgically attaching old animals to young ones show there is something in the blood that causes aging. So, Can Getting Transfusions of Young Blood Slow Aging? ( ). That’s the next video. My new book, How Not to Age ( ), is all about aging, and you can get your copy now at […]
Continue readingHow Well Do Medicines Like Fosamax Work to Treat Osteoporosis?
Doctors and patients alike vastly overestimate the power of bisphosphonate drugs, such as Fosamax, to prevent fractures. Most people say they wouldn’t be willing to take many of the most commonly prescribed drugs if they knew how little benefit they actually offered. I recently gave a webinar on osteoporosis, and you can watch the whole […]
Continue readingThe Benefits and Side Effects of Ginseng
What do more than 100 clinical trials on red ginseng, white ginseng, and American ginseng show about their benefits and side effects? For more on supplement industry hijinks, see Dangers of Dietary Supplement Deregulation ( ) and Supplement Regulation and Side Effects: Efforts to Suppress the Truth ( ). New subscribers to our e-newsletter always […]
Continue readingHow to Boost Your Endothelial Progenitor Cells (EPCs) for Heart Health
Food and lifestyle for heart health. How can we improve the capacity of our blood vessels to repair themselves? We can also boost the ability of our endothelium to function by eating nitrate-rich vegetables, like beets and greens. See Oxygenating Blood with Nitrate Rich Vegetables ( ). New subscribers to our e-newsletter always receive a […]
Continue readingDiet and Caloric Restriction for Longevity—The Monkey Trials
How can we make sense of the disparate results from the four primate studies on caloric restriction and lifespan? Here are some of my previous videos on dietary restriction if you’re interested in taking a deeper dive: • The Benefits of Caloric Restriction Without the Actual Restricting ( ) • Caloric Restriction vs. Animal Protein […]
Continue readingThe Efficacy and Safety of Fillers, Chemical Peels, and Laser Skin Resurfacing
Chemical peels and laser skin resurfacing may do more harm than good, and filler injections in certain areas of the face can cause blindness in rare cases. If you missed the previous video, see The Efficacy, Safety, and Side Effects of Botox and Facelifts ( ). New subscribers to our e-newsletter always receive a free […]
Continue readingThe Efficacy, Safety, and Side Effects of Botox and Facelifts
Botox injections and facelift surgery are considered to be relatively safe with complications happening in only about 1 in 2,000 and 1 in 20 procedures, respectfully. Stay tuned for the next video, The Efficacy and Safety of Fillers, Chemical Peels, and Laser Skin Resurfacing ( ). Can diet affect the appearance of wrinkles? See How […]
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