Clear and reliable explanations of health conditions, diseases, symptoms, causes, treatments, and prevention to help you better understand the human body.
Celiac disease is an autoimmune condition in which gluten damages the small intestine. Learn what happens to intestinal villi, how symptoms develop, and why a strict gluten-free diet allows the intestine to heal.
Learn what LDL, HDL, and triglycerides mean, how they affect your cardiovascular health, and why cholesterol levels are an important part of understanding your risk of heart disease.
Learn how atherosclerosis develops inside your arteries, how plaque builds up over time, and why plaque narrowing or rupture can increase the risk of heart attack, stroke, and other cardiovascular problems.
Learn what insulin resistance is, how it affects blood sugar and insulin levels, why it can develop, and how it may progress toward prediabetes and type 2 diabetes.
Learn what sleep apnea is, what causes it, which symptoms to watch for, and how diagnosis and treatment can improve sleep, breathing, and long-term health.
