DXM is also used recreationally. When exceeding label-specified maximum dosages, dextromethorphan acts as a dissociative anesthetic. Its mechanism of action is via multiple effects, including actions as a nonselective serotonin reuptake inhibitor and a sigma-1 receptor agonist.
Aroldis Chapman has thrown the fastest pitch ever recorded, but he has challengers for baseball's hottest heater in 2017. Ever since Aroldis Chapman delivered a 105 mph fastball to Tony Gwynn Jr., Chapman's name has been synonymous with velocity.
Chicago Bandits pitcher, Monica Abbott, holds the world record for the fastest women's softball fastpitch at 77 miles per hour. She broke the previous record on June 16, 2012 in a game against the Carolina Diamonds, of North Carolina, at the Diamonds' home field in Kannapolis, N.C., according to MonicaAbbott.com. Continue Reading.