The first thing you need to play sports is to get cleared. After that when sports comes available you will receive emails/alerts.
The website is above and link to the right to get signed up for sports. https://www.athleticclearance.com/login.php
There is a video and at 2:40 it shows how to get the form for your Dr for your physical.
There is much more information here https://www.colton.k12.ca.us/Page/4490
also with detailed text instructions needed to get cleared!
Stay safe and see you soon!