first of all who ever asked this is either a soccer player or a complete idiot! (no offense) well to awns er your question u throw it FAST, and make sure you have your fingers on the four-seam to...
ti cant tell you how to throw a 3 seam fastball but i know a website that will www.webbball.com or something like that then you click fastballs and they will have the three seam fastball
Throwing a Baseball Harder.
Try using your legs, When you push off with your legs you put less strain on your throwing arm. If you watch MLB pitchers, pay close attention to the way they push off...
The most accurate pitch in baseball is the 4-seam fastball. You can throw a 4-seam fastball by: Placing your index finger and middle finger comfortably apart from each other across the seams where...