Should physical education be mandatory for all four years of high school?

Yes

Explanation:

it should mandatory if not yet, physical education is very important for child health doesn't mean anyone should force a child or esp teenager if they are physically unwell do not because it can cause them future health issues

this is a really good and amazing rule as this makes the family to spend time together.

spending time with your children and parents is really really important in order to have a loving stable and affectionate family.

also the children can save their eyesight from being ruined and can use their time in studying or doing something productive for example playing some sport or playing an outdoor game like monkey in the middle.