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
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
Lyme disease - Symptoms and causes - Mayo Clinic Lyme disease is an illness caused by borrelia bacteria Humans usually get Lyme disease from the bite of a tick carrying the bacteria Ticks that can carry borrelia bacteria live throughout most of the United States But Lyme disease is most common in the upper Midwest and the northeastern and mid