To remove a bandage that is stuck to a wound, wet the whole dressing with water or saline, wait a few minutes, then lift it slowly from one edge instead...

Here is how to clean a cut and treat a scrape, in the order that matters: stop the bleeding with steady pressure, rinse the wound under clean running water and...

How long to keep a bandage on comes down to two rules running at once. Keep the cut covered until it has closed over, and change the dressing at least...