We have reached the 13th week of the regular season. While fantasy managers may lament the potential lost opportunity for points, the bye week gives NFL teams a much-needed rest.Two teams will take the week off this week after no teams had a bye in Week 12. The Week 13 bye week is shared by the Carolina Panthers and Arizona Cardinals.Jesse Morse, MD@DrJesseMorseOnly 2 teams on a bye this week. Arizona & Carolina So no: Kyler J Conner D ForemanD Hopkins Hollywood DJ Moore R Moore Next week is UGLY (ATL, CHI, GB, IND, NO, WSH)331Only 2 teams on a bye this week. Arizona & Carolina So no: Kyler J Conner D ForemanD Hopkins Hollywood DJ Moore R Moore Next week is UGLY (ATL, CHI, GB, IND, NO, WSH)For its members, the NFL regular season may be taxing. The only break from the weekly strain of top-flight football is the yearly bye week. The league schedule makers added the bye to optimize each group's opportunity for rest and rehabilitation.The league decided to grant teams bye weeks due to a mix of travel issues, schedule difficulties, possible television revenue from a more extended season, and player injury.What the NFL bye week means for the Arizona CardinalsThe Arizona Cardinals had realistic playoff hopes at the start of this campaign. However, due to injuries and subpar performances, those hopes are now implausible. How motivated the Cardinals will be when they return for the remaining five contests is yet to be known.Sportskeeda Pro Football@SKProFootballThe #Cardinals and the #Panthers will be having their bye in Week 13 (via @NFLonFOX)#NFL #BirdCityFootball #KeepPoundingThe #Cardinals and the #Panthers will be having their bye in Week 13👀 (via @NFLonFOX)#NFL #BirdCityFootball #KeepPounding https://t.co/fnB2HCXhbzOffensive line starters Rodney Hudson at center and Will Hernandez at right guard are among the guys the Cardinals are hoping to have back following the bye week. Other players who could participate against the New England Patriots on December 12 include cornerback Byron Murphy Jr. and wide receiver Rondale Moore.What the NFL bye week means for the Carolina PanthersThe Carolina Panthers are finally experiencing success as they enter their bye week. The squad, which is currently 4-8 after starting the season at 1-6, has had a relatively solid month overall, aside from their dismal performance against the Baltimore Ravens.The Panthers have a bye week to recover from injuries and develop a strategy to take advantage of one of the lightest remaining matchups in the NFL.👀🔴🐶 CHRIS 💙🖤🇺🇦@PantherLiferGACAROLINA PANTHERS REMAINING SCHEDULE [4-8]Week 13: ByeWeek 14: @ SeahawksWeek 15: SteelersWeek 16: Lions (Christmas Eve)Week 17: @ BuccaneersWeek 18: @ Saints#KeepPounding11CAROLINA PANTHERS REMAINING SCHEDULE [4-8]Week 13: ByeWeek 14: @ SeahawksWeek 15: SteelersWeek 16: Lions (Christmas Eve)Week 17: @ BuccaneersWeek 18: @ Saints#KeepPounding https://t.co/16zrJKcjSzThe coaching staff also needs to make the necessary modifications after a devastating 25-24 defeat to the Los Angeles Chargers on Sunday.After Matt Rhule was sacked earlier this season, the Carolina Panthers are now 3-4 under Steve Wilks.