Parental neglect I think is the answer
Paying bills and having to take care of kids
Type one is a slowly getting rid of sugar
type two is not being able to get rid of sugar all together
Okay, this is an interesting one but mainly no, most activity's will so you don't push yourself but if you really wanted to you could go for however long you want as long as you are not doing harm to your body, depending if you are on a fitness program there will be limits.
The greatest distinction between the two is that the nervous system utilizes electrical motivations to send motions through neurons, while the hormonal framework utilizes compound errand people transported into blood plasma to target cells. This implies correspondence is quicker when utilizing the sensory system.