Players

Recommended reading and documentaries

Mind Gym
Gary Mack & David Gasstevens
http://www.amazon.com/Mind-Gym-Athletes-Guide-Excellence/dp/0071395970
The Mental ABC's of Pitching
H.A. Dorfman
http://www.amazon.com/The-Mental-ABCs-Pitching-Performance/dp/1888698292
Heads-Up Baseball
Playing the Game One Pitch at a Time
http://www.amazon.com/Heads-Up-Baseball-Playing-Game-Pitch/dp/1570280215

Recommended gear

Jaeger Bands
http://www.jaegersports.com/Jaeger-Sports-J-Bands/
Foam Rollers
http://www.amazon.com/foam-roller-exercise-roller/b?ie=UTF8&node=3407871
Lacrosse balls
http://www.amazon.com/b?ie=UTF8&node=3414531