A medical guide explaining safe and proper injection techniques used in healthcare settings.

Tennessee set out to execute Tony Carruthers on May 21, 2026, but he lived to tell about it. Carruthers, who was sentenced to death for a 1994 triple murder, survived his date with death when the execution team members could find only one suitable vein in which to secure an IV,

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 dermis. To reach this layer, you’ll use a short needle ...

Carburetors are old news. We've moved on to electronic fuel injection long ago. But of the two main varieties of fuel injection, port and direct, there hasn't been a clear winner as of late. Both direct and port fuel injection have distinct advantages,

Choosing the right injection site and following the injection instructions exactly can help reduce many instances of drug leakage. Wegovy has a helpline where you can call at 1-833-4-WEGOVY if you have a pen that’s not working properly. Leakage can occur ...

Most people know the feeling of getting a shot and having your arm feel sore for several days afterward. Some might even expect it as a side effect. The soreness happens when medications are injected into muscle tissue. To help reduce pain and discomfort ...

If you think direct-injection diesel engines made their debut in the 1980's, think again. The first diesel without extra plumbing debuted decades earlier.