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.
Well, from what I remember, as long as the sample gets to the office within one hour, it should be fine. The sperm won't die within that time, because it is nourished by the seminal fluid. Once there, I believe they wait for it to liquify and then wash the sample. I'm not sure how long washed sperm can live, though.