Running is not only an awesome form of calorie-burning, heart-pumping cardio, it also doubles as a strength-training workout for your lower body. Running is not only an awesome form of calorie-burning, heart-pumping cardio, it also doubles as a strength-training workout for your lower body. Just try your best to lose a lot of weight if you really want a flat bum, as you call it. So in answer to the question I get asked so often.
However, this doesn’t mean you should give up running … Run and you… No exercises will give you a flat bum really.They might however, make your butt more muscular, helping to cut out "meaty", fatty areas. Glutes have to work during your stride to pull your femur back into a neutral position. Reverse warrior pose, camel pose, salabhasana – they all need a little bit of glute love.

ABSO-BLOOMIN’-LUTELY! A flat butt can be caused by a number of lifestyle factors, including sedentary jobs or activities that require you to sit for extended periods.
If you're not into weight training you can also do some sprints/speedy short-distance running. Basically, your body breaks down the protein in muscle for fuel. Run and you… Some lunges is great for this. Running for hours sends your body into a catabolic state, leading to muscle loss. Does yoga tone your bum? So you’re doing a heart opening vinyasa flow class. Think about engaging those glutes. You'll want to keep your speed up & the distance low to keep things anaerobic. Just take a look at long distance runners: They’re super fit and shredded to the bone, but their buttocks are flat.