Self-mixing insulin requires a person to inject themselves with two types of insulin in one injection. A person can mix and inject insulin using a syringe. Insulin is a hormone that people use to ...

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 ...

Applying a tourniquet can help slow or limit excessive bleeding in an emergency. It typically involves wrapping material around the source of bleeding and applying pressure to stop or slow bleeding.