A-ROD TOO ROLY-POLY FOR GYM-TONED J.LO!

HEFTY hunk Alex Rodriguez has packed on the pounds, and the retired slugger is now striking out in the sack with fitness-obsessed fiancée Jennifer Lopez, insiders snitched.

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“Jennifer is grossed out by her Greek god turned slob,” the source dished.

While J.Lo, 51, continues to hit the gym every day, insiders said 45-year-old A-Rod’s been “pigging out on carbs, slacking off on his workouts and snacking late at night.”