It is due to improper needle insertion into the ... including chronic shoulder pain resulting from incorrectly administered injections. Making sure your healthcare provider is trained in proper ...

Insulin is injected subcutaneously, or into the fat layer under the skin. In this type of injection, a short needle is used to inject insulin into the fatty layer between the skin and the muscle.

Objective—We aimed to establish the ideal injection techniques using 5-mm needles to reliably inject insulin into the subcutaneous fat in both children and adults and to quantify the associated ...