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.
Most sperm die within minutes after ejaculation inside the vagina or outside the woman's genital tract. Once sperm enter the woman's genital tract, the cervix and uterus, most die within 1-2 days, but some can survive up to 5 days and thus the longest that sperm can survive in fertile cervical fluid or the uterus is five days.