Gastroesophageal reflux disease (GERD) - Symptoms and causes 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 reflux, and it can irritate the lining of the esophagus Many people experience acid reflux now and then However, when
HDL cholesterol: How to boost your good cholesterol High-density lipoprotein (HDL) cholesterol is known as the "good" cholesterol because it helps remove other forms of cholesterol from the bloodstream A higher level of HDL cholesterol is linked to a lower risk of heart disease Cholesterol is a waxy substance that's in every cell in the body At
Nonalcoholic fatty liver disease - Symptoms and causes Compared with a healthy liver (top), a fatty liver (bottom) appears bigger and discolored Tissue samples show extra fat in nonalcoholic fatty liver disease, while inflammation and advanced scarring are seen in nonalcoholic steatohepatitis
Depression (major depressive disorder) - Symptoms and causes 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 and behave and can lead to a variety of emotional and physical problems You may have trouble doing normal day-to-day activities, and sometimes you may feel as if life isn't worth living