Imagine for a minute that the amazing, over-caffeinated meatbag you call your body actually isn’t so amazing. That every energy-expending action you make—from the tiniest facial expression to a ...

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not ...

Doctors can inject medications directly into a person’s joints to reduce pain and swelling, and increase range of motion. There are various types of injections, but only some are covered by medical ...

Subcutaneous (subQ or SQ) injections are shots given in the fatty tissue layer (subcutaneous fat) under your skin. Your skin has many layers, and the subcutaneous layer is beneath the epidermis and ...

There are many spectacular little machines in nature, like the injection systems found on some bacterial cells. Some microbes use their molecular tools like weapons, to inject other cells with deadly ...