If you look at the NFL schedule of any of the recent years, you'll notice there are 17 weeks of regular season, while teams only play 16 games. This is because each team gets 1 week off during the regular season; this is called the Bye Week.
The league only gives a few teams (2 to 6) teams have a Bye Week at any given week to ensure there are plenty of ...
The bye week is a 'rest' week where a team doesn't have a game scheduled. In the modern day, that began in 1990 to allow an additional week for TV advertising - not to give people a rest, as is often thought - and in fact for one year there were two bye weeks (1993), but they gave up on that quickly.
Since 2004, the bye week is now only in certain weeks (...
Relevant bits from the rulebook:
7.6.4 Legal Snap
A snap is a backward pass. The snap must be received by a player who is not on the line at the snap, unless the ball first strikes the ground. If the ball first strikes the ground, or is muffed by an eligible backfield receiver, or quarterback under center, it can be recovered and advanced by any player.
As of the end of the 2020 season, all of the current NFC West have played only 4 games against the Houston Texans.
San Francisco 49ers
Los Angeles Rams
That the Texans are involved here is not surprising as they the most recent expansion franchise in the NFL, beginning play in 2002. Unless amended, the rotating schedule ...