Keeping the affected area clean and dry can usually help reduce skin redness. If an infection is the cause of your skin redness, your doctor may prescribe antibiotics to reduce the infectionâs symptoms. 1  1.
1 Exposed to air, on a cold surface or clothing, for example, sperm usually die within minutes. 2  In a closed and clean container at body temperature, sperm can survive for 4-6 hours or even more.  Sperm can be frozen at extremely low temperatures (but not in the refrigerator) and survive for years.
490 Followers. A. Sperm will not live on clothing or bed sheets....when it has dried, it has died. Sperm that is properly frozen (cytogenetically) can live for years under proper conditions, so technically, this is consider out of the body, too.