Demerit 1: The difference in physical strength comes out
It will be natural for you to lose your physical strength if you age.
Although it is not a big deal if it is about 2 to 3 years old, the difference of physical strength starts clearly when it becomes still 5 years old difference, 10 years old difference again.
Even when you say "I want to eat fried foods" he says "Soba is good" or he wants to eat junk food but you can not accept a hamburger ... or.
