We all have a small amount of fat in our livers. That’s normal. Fatty liver disease happens when too much fat has built up in this essential organ; it’s diagnosed when fat makes up 5% of your liver’s ...

Editor’s note: This story was updated May 22 with new data on the growing number of measles cases. March 10, 2025 — That cough or runny nose might just be a cold – but what if it’s measles? A growing ...

WebMD explains retinitis pigmentosa, its symptoms, and ways to treat it.

May 16, 2025 – Ah, spring – baseball is starting, school is ending, and for many, the pollen is really punching. Which means the sneezing and itching and dripping and eye-rubbing make the whole season ...

What Is a Peanut Allergy? You have a peanut allergy when your body’s immune system overreacts to peanuts. Normally, your immune system helps protect you from germs and other harmful substances. But if ...

Brain zaps are one of many symptoms you may have if you stop taking an antidepressant medication. They can feel like electrical flashes in your brain. You also might get one if you take your medicine ...

Your eyes are burning, itchy, and tired. It’s a common condition but rarely serious. You can take simple steps to prevent or ease this problem. If those tactics don’t work, see your doctor. What ...

Sept. 20, 2024 – There’s an unexpected treatment for hot flashes and other menopause symptoms that’s getting more popular: clinical hypnosis. Hypnosis is a state of highly focused attention that works ...

Dyspraxia is one of many neurodevelopmental disorders that affect how your neurological (nerve) system and brain function. Most people call it just dyspraxia, but the official diagnosis is ...

If you’re a woman under 65, science just gave you a new reason to pay attention to ambiguous symptoms — even if you don’t have traditional risk factors for a heart attack.

In many cases, it's not until memory problems start creeping up that most people learn they have Alzheimer's disease. By then, the disease may already be progressing, leaving limited options for ...

July 28, 2025 – It's one of the first symptoms when diagnosing depression: "Loss of interest or pleasure in activities once enjoyed." Psychologists call it anhedonia, from Greek roots meaning "without ...