Marc Marquez made no secret of his plan to use the MotoGP summer break to rebuild muscle in his right arm and shoulder. Alex Marquez, Marc Marquez, MotoGP 2026. © Gold and GooseHeart rate “higher than ever”One measure of Marquez’s summer break progress could be his heart rate at Silverstone this weekend. “It’s also true that my heart rate - because we know how high the heart rate is in the races - since I came back from the injury is higher than ever. “So that means when I'm riding the bike, I’m compensating with other things, for what I’m missing in the right arm.”