Grief
Learning Center
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.
Arcus senilis: A sign of high cholesterol?
With this condition, older adults develop a gray arc around the cornea of the eyes.
Loss of taste and smell: Natural with aging?
Aging can play a role in the loss of taste and smell — but not always.
Low blood sodium in older adults: A concern?
For older adults, low blood sodium, known as hyponatremia, can cause death if left untreated.
Did the definition of Alzheimer's disease change?
What the change in the research definition of Alzheimer's disease means for you.
Why isn't there a hepatitis C vaccine?
Hepatitis C vaccine development is far from straightforward, but experimental vaccines are under study.
What are superbugs and how can I protect myself from infection?
Some bacteria and other germs are resistant to most types of antibiotics and medicines that treat them. Find out the risks and how to prevent infections.
Enlarged prostate: Does diet play a role?
Lifestyle factors such as diet appear to play a role in benign prostatic hyperplasia (BPH). See what lifestyle changes may help with symptoms.
What are opioids and why are they dangerous?
Opioids are a broad group of medicines used to relieve pain. Although these medicines are effective, they can lead to addiction. Take them only as directed.
Fainting during urination (micturition syncope): What causes it?
Fainting during or immediately after urination, called micturition syncope, is a rare occurrence in healthy individuals.
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