All Videos for Aging

What Causes Wrinkles?

Over time, the skin folding caused by everyday facial expressions etches once-temporary grooves into permanent wrinkles, but only in the context of underlying structural damage.



How to Delay the Age of Menopause with Diet and Lifestyle Factors

Approximately half of the variability of age of menopause among women is explained by genetics. What behaviors or circumstances can help explain the rest?



Why Do Milk Drinkers Live Shorter Lives on Average?

How might we reduce the risk of premature death from dairy consumption?



The Best Sleeping Position for Glymphatic Flow in the Brain

What can we do to prevent the decline in glymphatic brain filtration as we age?



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.



Can 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?



Parabiosis Experiments Prove Bloodborne Aging Factors

Macabre experiments surgically attaching old animals to young ones show there is something in the blood that causes aging.



How Well Do Medicines Like Fosamax Work to Treat Osteoporosis?

Doctors and patients alike vastly overestimate the power of bisphosphonate drugs to prevent fractures.



Diet 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?



The 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.



The 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, respectively.



Is Aging a Disease?

Aging is arguably one of the most important unsolved problems of humanity, yet less than 0.1 percent of the federal research budget is spent on understanding the aging process.



DHEA: What Is It and What Are Its Benefits?

DHEA levels naturally decline with age. Does replenishing youthful levels have restorative effects?



The Side Effects of Human Growth Hormone as an Anti-Aging Therapy

Taking human growth hormone (somatotropin) may actually accelerate the aging process.



Acid Reflux Medicine May Cause Osteoporosis

Stomach acid–blocking proton pump inhibitor drugs—PPIs with brand names like Prilosec, Prevacid, Nexium, Protonix, and AcipHex—appear to significantly increase the risk of bone fractures.



The Benefits of Topical Vitamin C for Reversing Skin Aging

What are the pros and cons of alpha hydroxy acid lotions and chemical peels, as well as the roles of topical antioxidants vitamin E and C, in reversing the signs of aging?



The Benefits of Topical Niacinamide for Reversing Skin Aging

Niacinamide, a form of vitamin B3 also known as nicotinamide, is a precursor to two potent antioxidants that can help reverse signs of skin aging.



Topical Retinoids to Reverse Skin Aging

Tretinoin, also known as all-trans retinoic acid (sold under a variety of brands including Retin-A), can reverse the signs of aging, but at what cost?



What Is the Most Important Anti-Aging Cream Ingredient?

Most anti-aging creams may work no better than typical moisturizers.



How Not To Age – Live Presentation

In this live lecture, Dr. Greger offers a sneak peek into his latest book, How Not to Age, a New York Times Best Seller.



Does Prevagen Really Work?

Why did the makers of Prevagen settle a class action lawsuit in 2020 with the FTC over deceptive business practices and false advertising? Is Prevagen safe?



Is It Possible to Reverse Aging and Live Forever?

Some animals, like the immortal jellyfish, can effectively live forever, so why can’t we?



The Diet Shown to Slow Age-Related Hearing Loss

An interventional trial found that dietary changes may slow or even reverse the loss of hearing.



The Supplement Shown to Slow Age-Related Hearing Loss

Some studies found that higher levels of folate in the blood seem to correlate with better hearing, so researchers decided to put it to the test.



Age-Related Hearing Loss Is Preventable, So What Causes It?

Why do some populations retain their hearing into old age?



Fall Prevention Is the Most Important Thing for Preventing Osteoporosis Bone Fractures

A combination of resistance exercise to improve lower limb muscle strength and balance training can beat out drugs for preventing osteoporotic bone fractures.



Book Trailer for How Not to Age

Learn about my newest book, How Not to Age, a New York Times Best Seller.



Yoga Put to the Test for Headaches, Diabetes, Osteoarthritis, and the Elderly

What happens when real yoga is compared to sham yoga?



Targeting Angiogenesis to Lose Weight

Expanding body fat releases blood supply-generating factors that may end up hooking up tumors, too.



Greens, Green Tea, and Nuts Put to the Test for Telomeres

Not all plant foods are linked to less cellular aging based on telomere attrition, and not all animal foods are linked to more.



What to Eat to Prevent Telomere Shortening

The anti-inflammatory and antioxidant properties of plant-based diets may explain why they can effectively reverse cellular aging by elongating telomeres.



Fecal Transplants for Aging and Weight Loss

Does poop from centenarians have anti-aging properties?



The Role of Endotoxins in Alzheimer’s and Dementia

Why can a single meal high in saturated fat impair cognition?



Is Allulose a Healthy Sweetener?

Are rare sugars like allulose a healthy alternative for traditional sweeteners?



The Best Diet for Healthy Aging

Swapping just 1 percent of plant protein in place of animal protein was associated with significantly less age-related deficit accumulation.



How to Boost FGF21 with Diet for Longevity

Fasting and exercise can boost the longevity hormone FGF21, but what can we eat—or avoid eating—to get similar effects?



Life Extension with FGF21

What can we do to boost the longevity hormone FGF21?



The Optimal Vitamin B12 Dosage for Kids, Pregnancy, and Seniors

At age 50, everyone, regardless of diet should start supplementing with B12-fortified foods or supplements but over age 65 only high-dose daily supplements may suffice.



The Healthiest Food Sources of Vitamin B12

What are the best green-light (whole food plant-based) sources of vitamin B12?



The Optimal Vitamin B12 Dosage for Adults

Why the current Recommended Daily Allowance for vitamin B12 may be insufficient.