Mosquito bites are the stingy red bumps that appear on the skin after female mosquitoes feed on human blood. Such bumps happen when the mosquito pierces human skin with its specialized mouthpart while feeding.

Chlamydia is a sexually transmitted disease. It is caused by the chlamydia trachomatis bacteria. The condition can affect anyone. Those infected with the bacteria may not be aware about it as they do not experience any early signs or symptoms.

Blood is a specialized body fluid of water in significant proportion and solid components in minor quantity. Its primary function is transporting nutrients and oxygen to various body parts and protecting the individual against infections.

A myocardial perfusion scan is an imaging test that is done to check how well blood flows through the heart muscle. It also gives a picture of how well the heart muscle is pumping.

Ablation therapy is a procedure that uses heat and cold energy to make tiny scars in the heart so that irregular electric signals are blocked and a typical heartbeat is restored.

Second-degree burns are mild or moderate kinds of burns that can cause swelling, blistering, skin discoloration, and pain. These types of burns can even be treated at home if the condition is minor.

Achalasia is an esophageal disorder that affects about 1 in 100,000 individuals annually. Although it is usually diagnosed in adults, it can also happen in children. The esophagus, also known as the food pipe, is the tube that transports food from the mouth to the stomach.

Metabolism, a term that comes up often when discussing health and fitness, is defined as the chemical processes involved in converting food into energy. It is a complex process that utilizes oxygen and calories to build and release energy.