According to Popular Mechanics who tested several abdominal training machines, they believe that they can reduce back strain versus doing crunches with no machine.
Time is the biggest strain. There are long hours practicing without enough time to rest and recover from the activity because they also need to complete homework and other tasks of daily living.
as long as it takes to recover from your mom
Yes. People with an abdominal aneurysm can cause it to rupture if they strain too hard.
No, a tear in an abdominal muscle is called a muscle strain or muscle pull. A hernia is a separate condition where an internal organ pushes through a weak spot in the surrounding muscle or tissue.
long enough
Small intestine is the longest organ of the abdominal cavity. It is about 20 feet long.
No, "restrain" does not have a long 'a' sound. It is pronounced with a short 'e' sound as in "re-strain."
the plane- strain conditions in civil engineering is that state in which the strain in one direction is zero as in long retaining walls, strip foundations, ...etc.
yes, you are putting to much strain on your back and not using your abdominal muscles to lift you
She could feel the strain in her muscles after a long day of lifting boxes.
It took then a long time