Nutritional supplements
Learning Center
Neti pot solution: Can I make my own?
A homemade neti pot solution is just as effective as the over-the-counter variety.
Neti pot: Can it clear my nose?
Learn more about this container designed to rinse debris or mucus from the nasal cavity.
Ozone air purifiers: Can they improve asthma symptoms?
Ozone air purifiers don't reduce asthma symptoms. In fact, they can make asthma worse.
Petroleum jelly: Safe for a dry nose?
Rarely, inhaling petroleum jelly for prolonged periods can cause lung inflammation (lipoid pneumonia).
Pomegranate juice: Can it lower cholesterol?
Small studies suggest that pomegranate juice might help lower cholesterol. Find out more about this antioxidant-rich juice.
Prenatal vitamins: OK for women who aren't pregnant?
Prenatal vitamins: Why they might not be suitable if you're not pregnant.
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?
Pros and cons of taking a magnesium supplement
Magnesium supplements are popular but not risk-free. Fortunately food sources are easy to add to your diet.
Prostatitis: Can sexual activity make it worse?
Some men with prostatitis have pain with ejaculation or sexual activity.
Quit smoking, gain weight: Is it inevitable?
Gaining weight after you quit smoking is fairly common, but you can take steps to prevent it. Learn how.
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