Nutritional supplements
Learning Center
Testosterone therapy: Potential benefits and risks as you age
Testosterone therapy — Explore the potential benefits and risks of increasing your testosterone level.
Testicular microlithiasis: Is it linked with testicular cancer?
A Mayo Clinic specialist discusses the relationship between testicular microlithiasis and testicular cancer.
Telestroke (stroke telemedicine)
Telestroke or stroke telemedicine uses technology to provide expert stroke care in smaller communities.
Swimmer's ear
The moist environment from water remaining in your ear after swimming or bathing can lead to this infection in the outer ear canal.
Sulfa allergy: Which medications should I avoid?
Sulfa allergy: A Mayo Clinic expert discusses which medications are likely to cause problems.
Stool color: When to worry
Stool color is usually a result of diet and is only rarely a concern.
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.
Sleep deprivation: A cause of high blood pressure?
Too little sleep affects not only energy levels but also heart health.
Sinus infection and toothache: Any connection?
Sometimes the cause of a toothache isn't a tooth problem, but a sinus problem.
Shingles
Learn more about symptoms, causes, treatment and vaccine prevention of this painful condition affecting the nerves.
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