Infection can develop after an injury or wound to the skin
or mucous membranes (such as the inside of the nose or mouth), a bite or sting,
a tattoo or piercing, or other skin problems. Signs of infection may
Increased pain, swelling, redness, or warmth
around the affected area.
Red streaks extending away from the
Bruises usually do not become infected unless the skin was
cut, punctured, or scraped. Most wounds will not become infected if they are
properly cleaned and cared for. If you have a cut, puncture, or scrape, see the
Home Treatment section of the topics Cuts, Puncture Wounds, or Scrapes, and
follow the steps for cleaning and caring for a wound to reduce your risk of
Q. I'm waking up every morning with little bites on my arms. Could
these be from bedbugs?
A. They certainly could be. Bedbugs -- small, oval-shaped, wingless
insects that feed on the blood of mammals (including humans) -- are making a
big comeback all over the country. Bedbugs get their name from the fact that
they often hide in mattresses during the day -- after feasting on sleeping
people at night.
Unlike ticks and fleas, bedbugs don't carry diseases. But the itching can be