When they give you a jersey, and a helment, or basically the gear. When they are on the roster.
knee pads elbow pads
You need the football helmet mainly for protection ,especially concussions. Way back in the good ol' days, players wore helmets made from leather and without face mask , nowadays players have something to hold on to, of course illegally. The football helmet is also used for the uniform and team identification. The rough and tumble British sport "Rugby",players wear no protection gear at all.
hand muffs to keep them warm.
The gear that the Chicago Bears are very safe. They are very protective and specially made so that the players get the most protection for lightest wear.
players have gear that only serves as a weapon. it increases the level of force when running into someone!
To make injuries less likely to happen, although they can still happen quite easily.
baseball players where cups as well as helmets whil they hit and catchers wear shin guards a chest cover up and a face mask
Shooting glasses and hearing protection are the most important.
It depends if you are sliding a lot but you should because it gives more protection.
between 10 and 15 pounds