Benign paroxysmal positional vertigo (BPPV) is a condition often seen in primary care practices. Basically, it is dizziness that is triggered by certain head movements such as lying down or rolling over in bed.

By Peter Galvin, MD Ovarian cancer is a malignancy of the ovary, the female reproductive organ that produces eggs. Among women worldwide, ovarian cancer is the eighth most common malignancy and cause of cancer death. In 2022, ovarian cancer was diagnosed in about...

An 87-year-old man went to the Emergency Department in a hospital in Beijing. He complained of difficulty breathing after having inhaled thick smoke from a forest fire for several hours.

The adrenal glands, which sit atop of both kidneys, produce the hormone cortisol, which regulates blood glucose, blood pressure, stress response, immune function, and other metabolic functions, and aldosterone, which regulates blood sodium and potassium levels and helps maintain blood pressure and volume.

Alzheimer disease (AD), the most common cause of dementia, currently affects more than 6 million people in the U.S. and is projected to nearly double to 13 million by 2050. The clinical trajectory of dementia is considered as a continuum that may…

Type I diabetes occurs when the immune system destroys the insulin-producing cells (Islets of Langerhans) in the pancreas, leading to high blood sugar. Insulin, a hormone, enables glucose to cross from the bloodstream into cells where glucose is…

Aluminum has been known to enhance immune responses since 1926. Although its presence in vaccines has led to scrutiny and questions, studies over the last two decades have not identified health concerns related to quantity or route of…

Restless legs syndrome (RLS) is a neurological disorder that causes an overwhelming urge to move the limbs, especially the legs, and can adversely affect sleep and quality of life. The urge to move the legs is often accompanied by uncomfortable…

Methamphetamine, sometimes called meth, ice, speed, or crystal, is a highly addictive stimulant. Illegally manufactured methamphetamine is usually smoked but may be taken by injection, snorting, oral ingestion, or rectal administration. In…

As anyone who has raised kids knows, kids (and some adults) can be finicky eaters. Avoidant/restrictive food intake disorder (ARFID) is an eating disorder characterized by avoidance of specific foods and/or restriction of food intake. ARFID has…