Kidneys filter waste from your blood and ship it out in your pee. When your kidneys don’t work right, toxins can build up. One common tipoff is fatigue. You may feel spent, weak, or have trouble ...

Medically Reviewed by Jabeen Begum, MD on June 25, 2025 ...

One way to prevent muscle cramps is to get enough of these nutrients: potassium, sodium, calcium, and magnesium. They’re called electrolytes, and this WebMD slideshow can help you find them in these ...

"Popcorn lung" is the nickname for bronchiolitis obliterans. This chronic medical condition can scar the smallest airways of your lungs, making you cough and feel short of breath. It's sometimes ...

Medical test results can be hard to understand. If an ultrasound finds a hypoechoic mass, you may have wondered what that means.‌ A hypoechoic mass looks dark gray on an ultrasound. That means the ...

What is paroxetine used for? Paroxetine is commonly used for the following conditions. Paroxetine is an antidepressant that belongs to a group of medicines called selective serotonin reuptake ...

Biotin is a B-complex vitamin that helps your body break down food into energy. You can get it from eating meats, eggs, fish, seeds, nuts, and some vegetables, or by taking a daily supplement. The ...

Heterosexual people are sexually or romantically attracted to people of the opposite sex. Heterosexual men are sexually or romantically attracted to women, and heterosexual women are sexually or ...

Overview: Citicoline is a substance that is made by your body from a nutrient called choline. Citicoline can be turned into many chemicals that have important functions in the body and brain. Dietary ...

To help avoid heart disease and stroke, you need to maintain the proper ratio between good and total cholesterol. Understanding Cholesterol Problems: Symptoms A high cholesterol level doesn't have ...

Bumps, patches, and spots in your mouth can be harmless. But sometimes, they can give clues to what’s going on with your overall health. Infections, stress, medication issues, and even aging can make ...

Overview: Soy refers to the beans obtained from a plant called Glycine max. Soybeans are a common food and are used to make many other foods, including tofu, miso, soy milk, and soy sauce. Soybeans ...