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.
For the sperm to survive at least for 3 to 7 days, the fluidity and temperature must remain the same or consistent like in a test tube in the laboratory or in a woman's cervix. The sperm's life span depends on pH, air, temperature and others. It is fragile and weak when exposed outside the male's body.