Some develop puss and ooze everywhere. If scabs aren’t properly cared for, or constantly touched and scratched at, they are never given the chance to heal. Scars in Life So it is with our lives.

As soon as you scrape or break the skin anywhere on your body, special blood cells called platelets (say: PLAYT-lits) spring into action: Scabs are usually crusty and dark red or brown. Their job is ...