How J.D. Martinez transformed an awkward swing into an elite one - The Boston Globe
J.D. Martinez and other big hitters pulling for the return of opposite-field success - The Boston Globe
D-backs' J.D. Martinez hits four home runs
J.D. Martinez on His Many Adjustments
What's wrong with J.D. Martinez, and how to fix it - Bless You Boys
Braves beat Dodgers with 3 homers and Max Fried's pitching - Los Angeles Times
Fix Dropping Back Shoulder Tilt & Swinging Under Baseball Or Fastpitch Softball? STOP: Hands Drop, Swing Uppercut, & Hitting Well In Cage And Batting Practice But Not In Games - Unlock
Yasiel Puig hits three home runs for Dodgers
Diamondbacks blast Dodgers with 4-HR game from J.D. Martinez
The Red Sox's New Plan of Attack: Swing More - WSJ
The Red Sox's New Plan of Attack: Swing More - WSJ
J.D. Martinez signs 1-year, $10 million deal with Dodgers, who hope to reverse his trends – Dodgers Digest