Does Chocolate Cause Acne?
What are the effects of dairy products, sugar, and chocolate on the formation of pimples?
Health and Nutrition Videos
Do Vegetarians Have More or Less Depression and Anxiety?
Snapshot-in-time cross-sectional studies are mixed when it comes to vegetarian diets and mental health outcomes.
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Dining by Traffic Light: Green Is for Go, Red Is for Stop
In this video, I explain my traffic light system for ranking the relative healthfulness of...
The Pros and Cons of Mammograms
Fact boxes can quantify benefits and harms in a clear and accessible format.
Why Patients Aren’t Informed About Mammograms
If doctors don’t understand health statistics, how can they possibly properly counsel patients?
Why Mammograms Don’t Appear to Save Lives
“Early” detection is actually really late. Without mammograms, breast cancer may not be caught for...
Breast Cancer and the 5-Year Survival Rate Myth
After you watch this video, you’ll know more than an estimated 97 percent of doctors...
Does Laptop Wi-Fi Lower Sperm Counts?
Should laptops not be on laps? What is the effect of WiFi exposure on sperm...
Do Cell Phones Lower Sperm Counts?
What is the effect of cell phone radiation on sperm motility and DNA damage?
Women Deserve to Know the Truth About Mammograms
What do nine in ten women say they were never told about mammograms, even though...
Overtreatment of Stage 0 Breast Cancer DCIS
Nine out of ten women don’t realize that some breast cancers would never have caused...
Does Marijuana Cause Health Problems?
Every year, cannabis is estimated to result in two million years of healthy life lost...
Is Marijuana Addictive?
The evidence clearly indicates that long-term marijuana use can lead to addiction, but are there...