Symptoms and Causes

What Is Asthma? Asthma is a breathing disorder that causes airways to narrow, swell, and produce excess mucus. This makes breathing difficult and often leads to…

Overview Spider bites rarely cause serious harm. Most spiders can’t pierce human skin with their fangs, and only a few have venom strong enough to cause…

Understanding Groin Hernias A groin hernia happens when tissue from inside your abdomen pushes through a weak area in your abdominal muscles. This creates a bulge…

Overview Tennis elbow causes pain in the muscles and tendons connected to the elbow, mainly where the forearm tissues attach to the outer bony bump of…

What Is MRSA? MRSA (Methicillin-resistant Staphylococcus aureus) is a bacterial infection that has developed resistance to many common antibiotics. This makes it harder to treat than…

Overview Alzheimer’s disease is the leading cause of dementia worldwide. This condition starts when proteins create amyloid plaques and neurofibrillary tangles in the brain, leading to…

Overview Type 1 diabetes is a chronic health condition that affects about 1.25 million Americans. This condition occurs when the pancreas doesn’t produce enough insulin, a…

What Are Common Warts? Common warts are small bumps on the skin with a rough texture. They appear most often on hands and fingers. If you…

What You Need to Know About TIAs A transient ischemic attack (TIA) happens when blood flow to the brain is blocked for a short time. These…

Understanding Chest Pain Chest pain due to reduced blood flow to the heart is a common condition that needs attention. There are several different forms of…