Nutrition basics
Learning Center
Spermatocele
Learn more about this noncancerous testicular disorder that may require surgery if it's causing discomfort. But, the condition often needs no treatment.
Sodium: How to tame your salt habit
Find out which foods have lots of this mineral and get tips on how to cut back.
Small vessel disease
Also called coronary microvascular disease, this type of heart disease can be hard to detect. Know the symptoms and how it's diagnosed and treated.
Slide show: Guide to a high-fiber diet
Interested in eating a high-fiber diet? See how easy it is to boost the fiber in your meals and snacks.
Slide show: 10 great health foods
Add these health foods to the menu and give your diet a healthy boost.
Shingles
Learn more about symptoms, causes, treatment and vaccine prevention of this painful condition affecting the nerves.
Senior sex: Tips for older men
Sex isn't just for the young. Get tips for staying active, creative and satisfied as you age.
Seborrheic keratosis
Learn more about the symptoms and treatments of this common, noncancerous skin growth that gradually appears as you age.
Scrotal masses
Lumps in the scrotum have various causes. Even painless lumps should be checked promptly by a health care professional.
Retrograde ejaculation
Learn about the symptoms and treatment options for this condition that can cause male infertility.
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