Nutritional supplements
Learning Center
Reactive airway disease: Is it asthma?
Reactive airway disease is a general term that doesn't indicate a specific diagnosis.
Pomegranate juice: Can it lower cholesterol?
Small studies suggest that pomegranate juice might help lower cholesterol. Find out more about this antioxidant-rich juice.
Caffeine and menopause symptoms: Is there a link?
Coffee, tea and other caffeinated drinks may worsen menopausal hot flashes and other vasomotor symptoms.
Hydrated skin: Does drinking water help?
Understand the role water plays in keeping skin healthy.
Did the definition of Alzheimer's disease change?
What the change in the research definition of Alzheimer's disease means for you.
How to heal cracked heels
Learn self-care tips for healing cracked heels.
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.
Intermittent fasting: What are the benefits?
Intermittent fasting isn't new, but it's gaining followers. What's the appeal?
Alzheimer's disease: Can exercise prevent memory loss?
Regular exercise may help in preventing Alzheimer's disease and improving cognitive function.
Sleep apnea and caffeine: Any connection?
Caffeine doesn't seem to cause or aggravate obstructive sleep apnea.
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