As part of the male reproductive system, the prostate glandâs main purpose is to secrete a slightly alkaline fluid that forms part of the seminal fluid, a fluid that carries sperm.
Average Speed. If you take the average speed of the current world 100 m record (Bolt's 9.58 s), you get about 10.44 meters/sec (23.35 miles/hr, 37.58 km/hr). However, if you were to record instantaneous speed at different points throughout the race, the runner would reach a maximum speed much greater than this.
What is the fastest world record for running a mile? The current world record for the 1 mile run is 3:43.13 minutes, held by Hicham El Guerrouj since 1999. For women, the record is 4:12.56 minutes, held by Svetlana Masterkova.