Psychosis occurs when a person's thoughts and perceptions become distorted. This makes it hard to differentiate between reality and fantasy.| Health
Your peripheral nerves help your brain and body communicate. Damage to these nerves can cause symptoms throughout your body. Here's what to know.| Health
Causes of first-time seizures in adults include stroke, head trauma, high fever, low blood sugar, alcohol withdrawal, and certain medications.| Health
Dementia is the gradual loss of mental functions, such as memory, thinking, and reasoning. Symptoms start out gradually and worsen significantly over time.| Health
Heart palpitations can be caused by dehydration. Learn more about dehydration, heart palpitations, and what to do if they happen.| Health
A vitamin B12 deficiency can deplete your energy, cause heart palpitations, numbness, or tingling in hands and feet. Our dietitian researched the best B12 supplements to prevent a deficiency and points out what you should look for in a supplement.| Health
Amino acids are the building blocks of protein, which support muscle growth and repair. You can get amino acids through a protein-rich diet or supplements.| Health
Anemia is a condition where your body has a reduced number of red blood cells. Learn more about the types, symptoms, causes, diagnosis, and treatment.| Health
Crohn's disease is an inflammatory bowel disease (IBD) that causes inflammation in your digestive tract. Symptoms include abdominal pain, diarrhea, fever, and fatigue.| Health
Celiac disease is an autoimmune disorder triggered by consuming gluten. Learn about diagnosis, symptoms, treatment, and living with celiac disease.| Health
Diarrhea can happen as a result of an infectious illness or health condition. Learn about diarrhea, including what causes it, treatments, and more.| Health
Delayed or infrequent bowel movements can be very uncomfortable. Here are common constipation symptoms—and how to treat and prevent them.| Health