How many fullbacks are on the field in football?

Answer 1

Four. Eleven must be on the field, and seven must be on the line of scrimmage. In theory, you could have a quarterback and three running backs.

Answer 2

Typically 3 or 4 due to the high probability of an injury it's important to have depth at the position

Answer 3

maximum of 2 safetys and 3 linebackers, so, only up to 5 players.

Answer 4

None. Ex. 5 WR Set

Answer 5

There is no limit only a minimum