That is a tough question to answer because of what all is involved in practice. Generally, NFL players practice plays 2-3 hours a day on the field but when you include meetings, film sessions, and players taking home film to watch at night in their 'spare' time the number of hours increases dramatically.
27 hours"
12 hours 12 hours
25
2 or 3 hours a week
8
it all depends really if you have a private practice or not but most pediatricians work 45 hours to 50 hours a week.
Tom says he practices for around 28 hours per week.
On average a veterinarian in private practice in the United States can expect to work 50-65 hours per week.
A physicians assistant usually works 40-50 hours a week. They have the potential to work overtime depending on the hours the practice is open.
If you want good players I would Suggest five days a week for two to three hours
high school 4 hours college 6 hours NBA 6 to 7 hours
about only 8. no more.