How Do You Tell If Something Is Infected?

Infection is usually seen by a redness around a wound or cut, it might itch, or even hurt. Sometimes it can be pussy, and in severe cases smells terrible at which point this could develop into gangrene, and needs immediate medical attention. You can cut down infection by gently washing, drying, and applying a salve like Bacitracin, or Neosporin, and cover with a band-aid or gauze. Hope this helps.

What happens if you get type of pimples and its red its cut and it itches and it looks like your skin is lifting up

I have a cut on the back of my leg how do I prevent it from getting infected