The most effective way to exercise for fat loss is to create a program that combines high-intensity and low-intensity exercise. Thatâs because each type of exercise promotes fat loss in different and complementary ways.
Since you asked, I do think it is odd that your grandchildren sleep with you if you have other accommodation available for them. Also, a nine-year-old should be able to bathe or shower alone. I would worry more about lack of independence at that age than anything improper, but at age 9 I would expect a boy to be more modest than you are describing.
Children 9 years of age cannot be responsible for younger children or be left alone overnight. Children who are 12 years and older can become babysitters, providing they successfully complete an approved child care training course. The Department of Human Services recommends that children under 15 be attended to overnight. Age is not the only factor to consider in leaving a child home unsupervised, according to the NDSU Extension Service.