Alternative medicine
Learning Center
Cataract surgery
Cataract surgery — Overview covers risks, complications, results of this eye surgery.
Encephalitis
Learn about this potentially fatal condition associated with inflammation of the brain and what you can do to prevent it.
Video: Endovenous thermal ablation
Video showing endovenous thermal ablation procedure to treat varicose veins.
Loss of sex drive in men: Natural with aging?
Age-related loss of sex drive is normal, but sometimes an underlying condition is at play.
Vitamin D deficiency: Can it cause high blood pressure?
Too little vitamin D is bad for the bones, but what about the heart? Learn how a low vitamin D level may affect blood pressure.
Joint protection for people with hand arthritis
Joint protection — photos showing joint protection techniques to avoid hand arthritis pain.
Kyphosis
This exaggerated, forward rounding of the back is often caused by osteoporosis in older women. Spinal malformations can cause kyphosis in infants or teens.
COVID-19 travel advice
Traveling during COVID-19? Follow these tips for safely flying, driving and staying at hotels.
COVID-19 vs. flu: Similarities and differences
Find out the similarities and differences between coronavirus disease 2019 (COVID-19) and the flu (influenza) and learn about ways to prevent getting these diseases.
Herbal supplements and heart medicines may not mix
Some herbal supplements can have dangerous interactions with heart medications.
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