For the NFL, there are about 26 weeks in the entire season.
- 4 weeks of preseason games.
- 17 weeks of regular season games (each team has 1 bye week)
- 5 weeks of playoffs : Wild card, divisional, conference, pro bowl, and Super Bowl.
Unpopular answer ...TOO MANY! :p I don't understand American football. I like football though aka soccer :)