Question

Running, swimming, and using a treadmill are all ways to improve what

Answer 1

Running, swimming, and using a treadmill are all ways to improve a good health.   They are all excellent conditioning exercises, each providing an all-over workout with cardiovascular benefits. 

Answer 2

To improve your cardiovascular health, you must perform some conditioning exercises that includes running, swimming, and using treadmill. Planning a workout program that is right for you is essential so that you will be guided and get the full work-out benefits.