Symptoms and Causes

Overview Nearsightedness (myopia) is a vision problem. It makes nearby objects appear clear while distant objects look blurry. This happens because light focuses in front of…

Overview Vitamin deficiency anemia occurs when the body lacks sufficient vitamin B-12 and folate to produce healthy red blood cells. These essential nutrients are vital for…

Understanding Scalp Fungal Infections Fungal infections of the scalp (tinea capitis) create circular, scaly rashes that often cause hair loss in affected areas. Despite its name…

Overview Jellyfish stings happen when swimmers, divers, or beachgoers come in contact with trailing tentacles that inject venom through tiny barbed stingers. These encounters typically cause…

Overview Eating disorders are serious health conditions that affect both mental and physical well-being. They involve unhealthy thoughts about food, weight, and body shape, along with…

Overview Mittelschmerz refers to pain felt on one side of the lower abdomen during ovulation. The term comes from German, meaning “middle pain.” It typically occurs…

What Is Mild Cognitive Impairment? Mild cognitive impairment (MCI) sits between normal cognitive function and dementia. People with MCI experience some memory loss and may have…

Overview GI bleeding happens when there’s a problem in the digestive system that causes blood loss. This blood might appear in bowel movements or vomit, though…

What Is Premature Birth? A premature birth occurs when a baby is born before completing 37 weeks in the womb. Normal pregnancies typically last around 40…

Overview Rectal cancer develops when cells in the rectum begin to grow abnormally. The rectum forms the final inches of the large intestine, connecting the end…