SWIMMING
sleeping
youyr heart and lungs work the hardest
An activity that causes the heart rate to increase, the lungs to work harder, and body muscles to be exerted (exercised) are classed as a physical activity: cycling, swimming, running, playing football, etc, are all examples.
An activity that causes the heart rate to increase, the lungs to work harder, and body muscles to be exerted (exercised) are classed as a physical activity: cycling, swimming, running, playing football, etc, are all examples.
Running is still the best type of exercise for you to do work for your heart and lungs. Very unfortunately you may not get the clean air to breath in, in many cities of the world.
How does the lungs work with the stomach
How does the lungs work with the stomach
To make the lungs work and if our lungs didn't work then we couldn't breathe.
when you are excersizing
Yes. Its a physical activity that requires your muscles in your body to operate and work which causes you to sweat
yes
For some people, you should set out your homework from hardest to easiest because the hardest work takes time to do and the easy work will be finished faster.