Fitness
Why Do My Knees Creak?
If your knees grind, creak, crack or crunch when you move through a particular range of motion, you have crepitus. Don’t worry, it’s not as bad as it sounds
Fitness1132 articles archived since 1845
Fitness
This Is Your Brain on Cholesterol
Too much cholesterol can be bad for your heart. But could it be good for your brain? Nutrition Diva dives into the new research on the potential benefits of cholesterol
Medicine
Gluten-Free Restaurant Foods Are Often Mislabeled
One in three gluten-free dishes tested at restaurants contained gluten—especially GF pizzas and pastas. Christopher Intagliata reports.
Fitness
Why Are Girls Getting Their Periods So Young?
Female puberty is starting earlier and earlier, with worrying consequences for women’s health
Fitness
What Is the Point of a Period?
Age-old taboos against menstruation have led to a lack of research on how women's cycles work, with serious consequences for their health
Neuroscience
What Chickens Can Teach Hearing Researchers
At an April 9th event sponsored by the Kavli Foundation and produced by Scientific American that honored Nobel and Kavli Prize winners, neuroscientists James Hudspeth and Robert Fettiplace talked about the physiology of hearing and the possibility of restoring hearing loss...
Fitness
Don’t Ignore Your Core
Get-Fit Guy explains why core strength is crucial and provides a core workout that will keep you fit, healthy and mobile
Fitness
How Much Fat Can You Lose?
The faster you are losing weight, the less fat you're likely to be losing
Chemistry
Whitening Strips Alter Proteins in Teeth
Hydrogen peroxide in whitening treatments penetrates enamel and dentin, and alters tooth proteins. Christopher Intagliata reports.
Fitness
Anti-Aging Discovery Could Lead to Restorative Skin Treatments
Loss of collagen protein depletes renewal cells that serve as skin’s fountain of youth
Fitness
How Well Can a Genetic Test Predict Your Future Health?
A physician-scientist with crippling ALS says a so-called “polygenic score” could someday help patients like him alter the course of even the most terrible diseases
Culture
There's A Word For Today
English lacks some words that other languages pack with meaning.
Fitness
The Secrets of an Aging Athlete
Bestselling author and fitness guru Brad Kearns joins Get-Fit Guy, Brock Armstrong, to explain how we can stay fit now, and well into the future
Biotech
The Case of a Woman Who Feels Almost No Pain Leads Scientists to a New Gene Mutation
The discovery may have implications for treating acute and chronic pain
Health
3 Myths (and 1 Truth) about Grain-Fed Beef
There’s a lot to consider when deciding what kind of meat to buy—or even whether to eat meat at all. The least we can do is start with accurate information
Neuroscience
Tech's Brain Effect: It's Complicated
We don't yet know what the immersion in technology does to our brains, but one neuroscientist says the answer is likely to be that there's good, there's bad, and it's complex.
Fitness
What Is Your Metabolism?
You've probably heard the word "metabolism," especially as it relates to weight loss or gain. But what is your metabolism, what does it do, and do you have any control over it?...
Medicine
FDA Approves First New Drug Developed for Women with Postpartum Depression
The new drug, Zulresso, can work in days, not the weeks it takes for current treatments
Fitness
Are Some Fruits More Fattening Than Others?
It’s time to clear up some confusion about fruit, sugar, fructose and how this all fits together into a healthy diet
Biotech
As Scientists Probe the Mystery of How Newborns Develop Immunity, Order Rises from the Chaos
New studies take the most comprehensive look yet into immune system activity immediately after birth
