Symptoms and Causes

Understanding Graves’ Disease Graves’ disease is an autoimmune condition that primarily targets the thyroid gland. When someone has this disease, their body produces excess thyroid hormone,…

Overview Raynaud’s disease affects certain body areas, especially fingers and toes. It causes them to feel cold and numb when exposed to cold temperatures or stress….

Overview The liver sits just below the right-side rib cage in the abdomen. It weighs up to 1.8 kilograms (4 pounds). This essential organ performs several…

Understanding Atrial Fibrillation Atrial fibrillation (AFib) is an irregular heart rhythm condition. In AFib, the upper chambers of the heart (atria) beat chaotically and out of…

What is Sjögren’s Syndrome? Sjögren’s syndrome mainly causes dry eyes and mouth. When someone has this condition, their body’s defense system mistakenly attacks the glands that…

Causes Mononucleosis is primarily caused by the Epstein-Barr virus (EBV), although other viruses can cause similar symptoms. The virus spreads when saliva is shared, such as…

What Is Anemia? Anemia occurs when your body lacks enough healthy red blood cells or hemoglobin to transport oxygen properly. This common blood condition affects many…

What Are UTIs? UTIs, or urinary tract infections, affect organs that handle urine. This includes the kidneys, ureters, bladder, and urethra. Most UTIs occur in the…

Iron deficiency anemia occurs when the body lacks sufficient iron to produce enough hemoglobin. Hemoglobin is the substance in red blood cells that carries oxygen throughout…

What is Food Poisoning Food poisoning happens when someone eats food or drinks beverages containing harmful germs or toxins. These contaminants can cause unpleasant symptoms in…