Healthy menus and shopping strategies
Learning Center
Ultraprocessed foods: Convenience at what cost?
Ultraprocessed foods, such as frozen dinners, are staples for many Americans. Why do these convenience foods have a bad rep?
Test anxiety: Can it be treated?
Feelings of worry and self-doubt can interfere with how well you do on tests. Here's what you can do to lower your anxiety.
Sodium nitrate in meat: Heart disease risk factor?
Sodium nitrate, a preservative in some meats, may increase your heart disease risk.
Sea salt vs. table salt: What's the difference?
Should you take health claims about sea salt with a grain of salt? What makes it different from table salt?
Recurring strep throat: When is tonsillectomy useful?
Tonsillectomy may sometimes be needed in children who have recurring strep throat infections.
Prolotherapy: Solution to low back pain?
Prolotherapy may help low back pain, but proof remains elusive.
Probiotics and prebiotics: What you should know
Probiotics are foods or supplements that contain 'good' bacteria that might help treat or prevent illness. Should they be part of your diet?
Pomegranate juice: A cure for prostate cancer?
Early research suggested that pomegranate juice could slow the growth of prostate cancer, but more-rigorous trials failed to confirm those results.
Pink eye: How long is it contagious?
Many parents wonder how long pink eye (conjunctivitis) is contagious. Find out.
Phosphatidylserine supplements: Can they improve memory?
Phosphatidylserine holds some promise as a potential treatment for Alzheimer's and other memory problems.
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