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Acute bronchitis: Is it contagious?
Most cases of acute bronchitis are caused by viruses and are contagious. Learn ways to reduce your risk of catching viruses that can cause bronchitis.
Active surveillance for prostate cancer
Learn about why doctors may recommend active surveillance for prostate cancer and what to expect.
Actinic keratosis
Find out more about this skin condition that causes a rough, scaly patch after years of ultraviolet exposure from the sun or indoor tanning.
Acid reflux and GERD: The same thing?
Acid reflux and GERD are closely related, but the terms aren't necessarily interchangeable.
Abnormal sperm morphology: What does it mean?
Abnormal sperm morphology may be a contributing factor in male infertility.
ADHD diet: Do food additives cause hyperactivity?
Better research is needed to find out if limiting certain foods or food additives will help reduce hyperactivity and ADHD symptoms.
8 brain health tips for a healthier you
Follow these tips to protect your head and to stay active and engaged. Exercise, sleep, diet and social life are all important for a healthy brain.
3rd trimester pregnancy: What to expect
Third trimester pregnancy can bring Braxton Hicks contractions, backaches and hemorrhoids as you await the start of labor.
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