When girls are born, they already have all the ovaries they will need in their lifetime. By the time they hit 40, the ovaries remaining are few, and there is a high chance of mutation.
Diet is very popular nowadays. You can’t remove extra fat even after strict diet. The diet itself is not enough to lose weight and keep it in the healthy weight range. That’s why overweight and obesity are on the rise. Some changes in lifestyle are necessary to implement those extra kilos.