Drug abuse can wreak havoc on many of the body’s organs. Alcohol abuse puts tremendous strain on the liver, cocaine can significantly stress the heart, and heroin and meth can damage the kidneys. That damage can remain hidden for many years since it is impossible to see the harm without sophisticated medical imaging systems.
You may not think of it in this way, but the skin is also an organ. It happens to be our largest organ. Abusing any of a wide range of drugs over a period of time can cause a variety of infections, sores, inflammation, or even rotting of the skin.