Explore comprehensive guides on hundreds of common and rare diseases and conditions from the experts at Mayo Clinic.

Apr 23, 2025 · Gastroesophageal reflux disease happens when stomach acid flows back up into the esophagus and causes heartburn. It's often called GERD for short. This backwash is known as acid …

Dec 23, 2025 · The suggested amount of daily fiber depends on your age and how many calories you take in each day. Current dietary guidelines for Americans suggests that people age 2 and older get …

Jan 21, 2026 · How much water should you drink each day? It's a simple question with no easy answer. Studies have recommended drinking different amounts over the years. But how much water a body …

May 25, 2023 · The DASH diet is a healthy-eating plan designed to help prevent or treat high blood pressure, also called hypertension. It also may help lower cholesterol linked to heart disease, called …

Mar 7, 2025 · High cholesterol can be inherited. That means it can pass from parents to children through genes. But high cholesterol often is the result of lifestyle choices such as not getting enough …

Mar 14, 2026 · Depression is a mood disorder that causes a persistent feeling of sadness and loss of interest. Also called major depressive disorder or clinical depression, it affects how you feel, think …

May 11, 2023 · Prevention Many types of anemia can't be prevented. But eating a healthy diet might prevent iron deficiency anemia and vitamin deficiency anemias. A healthy diet includes: Iron. Iron …

Apr 30, 2025 · Salmonella infection is usually caused by eating raw or undercooked meat, poultry, and eggs or egg products or by drinking unpasteurized milk. The incubation period — the time between …

Jan 21, 2026 · Many sugar substitutes taste sweeter than sugar. So very little is needed to sweeten foods and drinks. Other sugar substitutes called sugar alcohols may be as sweet or almost as sweet …