J.D. Martinez is 'completely obsessed with baseball' - The Boston

J.D. Martinez, Boston Red Sox DH: It has 'definitely cooled my anxiety' being able to review video during games

Time for Red Sox to pull the trigger with Mookie Betts

J.D. Martinez off to a hot start, and will have plenty of options as he approaches free agency - The Boston Globe

JD Martinez sounds off about Red Sox's poor play

J.D. Martinez pays Red Sox fans ultimate compliment with trade talk looming

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Obsession - JD Martinez Shirt | Boston Major League Baseball | Ballpark MVP | MLBPA

MLB free agent rankings: Early look at top 20 players, including Trea Turner, Aaron Judge and Jacob deGrom

J.D. Martinez, Boston Red Sox DH: 'I'm asthmatic. I'm very scared of everything I think my love for the game is going to outweigh my fear'