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 ...

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.

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.

Ulcerative colitis can cause many unwanted symptoms in people. This can include stomach and digestive problems that can vary from person to person with the potential to impact your life. Ulcerative ...

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 ...

News about dementia is everywhere and can unleash upsetting thoughts for older adults who feel mentally foggy or forgetful. But before jumping to conclusions, consider a few simple questions that may ...

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 ...

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 ...

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 the MTHFR Gene Mutation? The MTHFR gene mutation is a variation in the MTHFR gene. This gene normally tells your body how to make the MTHFR protein. You need this protein to process folate, ...

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 ...