Selene Yeager is a health and fitness writer with over 25 years of experience. Her work has appeared in Shape, O, the Oprah Magazine, Men’s Health, Women's Health, Marie Claire, Good Housekeeping, ...

COVID-19 is a respiratory condition caused by a coronavirus. Some people are infected but don’t notice any COVID-19 symptoms (doctors call that being asymptomatic). Most people have mild symptoms and ...

When you reach for a COVID-19 test, it’s probably because you’ve got a scratchy throat, runny nose, or cough. But those are far from the only symptoms that make Dr. Rohit Jain, an internal medicine ...

Somatic symptom disorder (SSD formerly known as "somatization disorder" or "somatoform disorder") is a form of mental illness that causes one or more bodily symptoms, including pain. The symptoms may ...

If a middle-aged man starts clutching his chest, sweating profusely, and gasping for air, everyone knows he's probably having a heart attack. It’s the “Bollywood drama” depiction of heart problems, ...

But how do you know if your cortisol levels really are too high? And what are the symptoms of high cortisol? Social media might have you thinking that face puffiness — being touted as “cortisol face” ...

A variant known as KP.2 continues to dominate as the top cause of COVID-19 in the United States, and latest data from Centers for Disease Control and Prevention (CDC) show that its spread has become ...

Mononucleosis, or mono, can lead to a range of symptoms, including severe fatigue, fever, and a sore throat. However, symptoms typically generally resolve within around 2–4 weeks. Mono is a common ...

Justin Stebbing does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

With COVID levels high across most of the country, some people may find themselves experiencing symptoms of COVID rebound in the coming weeks. “COVID rebound is a recurrence of COVID symptoms after ...

Early symptoms of leukemia often include easy bleeding, frequent infections, and fatigue. In the late stages, you might develop symptoms such as confusion, slow breathing, and hallucinations. The ...

Doctors say they're finding it increasingly difficult to distinguish Covid from allergies or the common cold, even as hospitalizations tick up. The illness' past hallmarks, such as a dry cough or the ...