![Rob Gronkowski is looking MUCH slimmer as the former Patriots star sheds muscle mass in retirement | Daily Mail Online Rob Gronkowski is looking MUCH slimmer as the former Patriots star sheds muscle mass in retirement | Daily Mail Online](https://i.dailymail.co.uk/1s/2019/07/01/07/15469042-0-image-a-15_1561961894729.jpg)
Rob Gronkowski is looking MUCH slimmer as the former Patriots star sheds muscle mass in retirement | Daily Mail Online
![Rob Gronkowski on Twitter: "Working out in the @GronkFitness room using my @snowteethwhiten ! Get yours now using code "Gronk" for 25% off! It's easy cheesy! 😬😬😬💪💪💪 Check it out - https://t.co/dYfAtkPfzF Rob Gronkowski on Twitter: "Working out in the @GronkFitness room using my @snowteethwhiten ! Get yours now using code "Gronk" for 25% off! It's easy cheesy! 😬😬😬💪💪💪 Check it out - https://t.co/dYfAtkPfzF](https://pbs.twimg.com/media/Dh1j7-oX4AEdRMm.jpg:large)
Rob Gronkowski on Twitter: "Working out in the @GronkFitness room using my @snowteethwhiten ! Get yours now using code "Gronk" for 25% off! It's easy cheesy! 😬😬😬💪💪💪 Check it out - https://t.co/dYfAtkPfzF
![CBS Sports HQ on Twitter: "Is that @RobGronkowski flexing on @Hassel_Chris? That is correct. "I'm basically 4 more protein shakes away from being at my playing weight." Gronk talks getting back into CBS Sports HQ on Twitter: "Is that @RobGronkowski flexing on @Hassel_Chris? That is correct. "I'm basically 4 more protein shakes away from being at my playing weight." Gronk talks getting back into](https://pbs.twimg.com/media/EYfEdxxXgAIL35G.jpg)