Gist

Does Spinning Build Quads? The most accurate answer is: it can involve quadriceps, and it may improve endurance or strength, but building noticeably larger muscles depends on whether the activity gives that area enough progressive, recoverable resis

Does StairMaster Build Hip Flexors? The most accurate answer is: it can involve hip flexors, and it may improve endurance or strength, but building noticeably larger muscles depends on whether the activity gives that area enough progressive, recover

Does StairMaster Build Core? The most accurate answer is: it can involve the core, and it may improve endurance or strength, but building noticeably larger muscles depends on whether the activity gives that area enough progressive, recoverable resis

Does StairMaster Build Calves? The most accurate answer is: it can involve calves, and it may improve endurance or strength, but building noticeably larger muscles depends on whether the activity gives that area enough progressive, recoverable resis

Does StairMaster Build Hamstrings? The most accurate answer is: it can involve hamstrings, and it may improve endurance or strength, but building noticeably larger muscles depends on whether the activity gives that area enough progressive, recoverab

Does StairMaster Build Quads? The most accurate answer is: it can involve quadriceps, and it may improve endurance or strength, but building noticeably larger muscles depends on whether the activity gives that area enough progressive, recoverable re

Does Treadmill Running Build Calves? The honest answer is conditional: treadmill running uses the calves, but a muscle can work without receiving enough progressive resistance to grow substantially. Results depend on how hard the activity is for y

Does Treadmill Running Build Glutes? The honest answer is conditional: treadmill running uses the glutes, but a muscle can work without receiving enough progressive resistance to grow substantially. Results depend on how hard the activity is for y

Does Trail Running Build Leg Muscles? The honest answer is conditional: trail running uses the leg muscles, but a muscle can work without receiving enough progressive resistance to grow substantially. Results depend on how hard the activity is for