A hematocrit test is a blood test performed to evaluate the percentage of red blood cells in the blood. The function of red blood cells is to carry oxygen from the lungs to the rest of the body.

To understand hamstring injuries, you need to first know what hamstrings are. These are a group of three muscles located in the back of the thigh and facilitate the stretching of legs and bending of knees.

Hansen’s disease (leprosy) was one of the most common ailments a few decades ago, but its prevalence has declined significantly in recent times, thanks to the advancement in health sciences.

Hantavirus Pulmonary Syndrome (HPS) is a rare infectious disease caused by hantaviruses. It affects the respiratory system. It is also called hantavirus cardiopulmonary syndrome. The disease is spread by infected rodents.

Helicobacter pylori (H. pylori) is a bacterium that, upon entering the body, infects the stomach and the small intestine. It causes tissue damage that may eventually lead to peptic ulcers and sores in the stomach or upper digestive tract.

Chronic lymphocytic thyroiditis popularly known as Hashimoto’s thyroiditis is a disease that causes problems in the thyroid gland, which is the butterfly-structured gland situated along the front portion of the neck.

Head lice are wingless and blood-sucking insects that survive on the human scalp by feeding on blood. They primarily affect children and are easily transferable from the head of one infected person to another.

Atherosclerosis is the condition of plaque building up in the artery wall resulting in the hardening of the blood vessel. The build-up consists of cholesterol, calcium, and other fatty materials, which can completely or partly obstruct blood flow to the heart.