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 ...

Subcutaneous immunotherapy injections work the same way as their intravenous counterparts — by changing or enhancing a person’s immune responses to cancer. Immunotherapy for cancer is a broad category ...

Vitamin B12 is important for the health of your nervous system and your red blood cells. It can be found in many animal products and fortified foods. In the United States, about 6% of people under age ...