The Blue Jays' powerhitter has certainly earned his size and strength. He lifts heavy in the off-season and also does plyometric and CrossFit inspired workouts.
At 6'3", 215lb, Bryce Harper packs plenty of muscle for hitting big homeruns. The 22 year old slugger continues to transform his game, and gives much of the credit to strength training.
José Reyes turned heads when he was featured in ESPN's "Bodies We Want" in 2011. The Blue Jays' shorstop continues to train hard to maintain his health and muscular build.
Retired outfielder Gabe Kapler hasn't given up on training or baseball. Now the Director of Player Development for the LA Dodgers, Kapler still finds time to hit the weights and run his own fitness blog.
Norris lives and travels the country in his 1978 Volkswagen Westfalia van. He's certainly not skipping training on the road though. The 22 year old pitcher works hard to improve his physique and his fastball.
When your physique has landed you on the cover of ESPN The Magazine's Body Issue, it's ok to indulge in a KitKat...especially while carrying teammate Dee Gordon around!
Kemp looks pretty comfortable smiling for the camera. Now in his 10th season, Kemp is a two-time All Star and has won numerous awards. It should be no surprise that he trains hard to stay at the top of his game. Kemp's workouts are well known and he even shared training tips with Conan O'Brien!
Russell Martin shows off his strong core with a controlled handstand. The Canadian catcher's lean physique has even earned him a side gig as an underwear model.
This Mariners' hitter knows that big strength equals big hits. While the big guy has been criticized for struggling with his weight, Canó works to stay lean to deliver the best results on the field.
Red Sox left fielder Hanley Ramirez has been training hard at the gym over the past year to pack on muscle mass. Looks like his plan worked! He opened the 2015 season with 10 home runs in the month of April, tying a Red Sox record.
Harvey has come back from Tommy John surgery stronger than ever. Proper training helped him get ready for his return to the hill this season.
Looks like Puig has grabbed the mic to school his Dodgers teammates on how to get big. Puig trains hard and shares many of his offseason training techniques on his Instagram, so check it out!