Not only can't insist.
and
Will not reduce success.
The simplest explanation
Eat only one kind of food
[Do you know about partial eclipse] The body lacks nutrition.
And vitamins needed.
Do not apply physical functions.
How to exercise?
How can you burn fat to lose weight without exercise?
Even if you go on a diet, your stomach will flatten out.
When you go back to your diet, it will rebound again.
...