Nutrition basics
Learning Center
Are energy drinks bull?
Thanks to a large amount of sugar and caffeine, energy drinks might give you a temporary energy boost. But too much sugar from energy drinks can add extra pounds. And too much caffeine can cause adverse side effects, such as nervousness, stomach upset, irritability, increased heart rate and insomnia. There are better ways to boost your energy. For example, get enough sleep, exercise regularly and eat a healthy diet.
Artificial sweeteners and other sugar substitutes
Get the facts on products that make food and drinks sweeter.
Asthma: Steps in testing and diagnosis
Think you or your child might have asthma? Here's what's involved in making a diagnosis.
Atypical cells: Are they cancer?
Atypical cells appear abnormal, but they aren't necessarily cancerous.
BRCA gene test for breast and ovarian cancer risk
Find out what to expect if you're considering a blood test to determine if you have an increased risk of breast cancer. Learn what your results might mean.
Baby fat: When is it cause for concern?
Find out when your baby's weight might be of concern and how to promote a healthy weight.
Baby poop: What's normal?
Baby poop comes in various colors and textures. Know what to expect in your newborn's diapers.
Baby sling: Is it safe?
Follow these safety tips for using a baby sling.
Baby sunscreen: What's recommended?
Understand when it's safe for a baby to wear sunscreen.
Barium enema
Find out how to prepare and what to expect if your doctor has recommended a barium enema.
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