Nutrition basics
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Sex during vaginal infection: Is it harmful?
Vaginal infection makes intercourse painful and weakens your resistance to sexually transmitted infections. Consider waiting.
Senior sex: Tips for older men
Sex isn't just for the young. Get tips for staying active, creative and satisfied as you age.
Seated spinal twist
Try this yoga pose to add flexibility to your back.
Seasonal affective disorder treatment: Choosing a light box
Get tips for choosing a light box that's similar to outdoor light to help ease your mood and reduce symptoms of SAD.
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?
Scrotal masses
Lumps in the scrotum have various causes. Even painless lumps should be checked promptly by a health care professional.
Rheumatoid arthritis: Is exercise important?
Which types of exercises are best for people who have rheumatoid arthritis? Which should be avoided?
Rett syndrome
This rare genetic disorder affects the way the brain develops, causing a progressive inability to use muscles for eye and body movements and language.
Retrograde ejaculation
Learn about the symptoms and treatment options for this condition that can cause male infertility.
Retractile testicle
Find out about this condition that allows the testicle to move between the scrotum and groin.
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