Video: The Science of Sleep
Sleep is more complicated than you think. Learn about your nightly sleep cycle.
Video: The Second and Third Trimesters
Follow along as a fetus begins sensing sound, light, and smell during the 2nd and 3rd trimesters.
Video: The Thyroid-Brain Connection
Learn how the brain helps keep thyroid hormone levels in check ... and what happens when the check fails.
Video: The Truth Behind Edema
What's causing the swelling in your legs and feet? Here's the science behind edema.
Video: Understanding Celiac Disease
Discover the science behind Celiac disease and how it leads to malnutrition.
Video: Understanding IBS
Are you suffering from uncomfortable bowel problems? It may be IBS.
Video: Understanding Sleep Apnea
If your snoring is keeping your partner awake at night, you may be suffering from sleep apnea.
Video: What Causes Constipation?
Suffering from constipation? Stress or a poor diet may be the reason why.
Video: What is Presbyopia and Iris Constriction?
Are your eyes getting worse with age? Watch to find out why.
Video: Where Does Cholesterol Come From?
Want to know where cholesterol comes from? This video shares the process.
Stay protected from harmful UV rays with this season's newest sunscreen launches.
Are you addicted? Learn how to break the habit.
Amp up your summer wardrobe with these flattering finds.
We'll help you pinpoint what's triggering those weird eyelid tweak-outs.
Get moving for a firmer and better toned behind.
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