Yes
Bo Jackson is the only athlete to have played in both the NFL and MLB at the same time.
j
This has been true for all twenty of the US metropolitan areas with the largest populations; some of which have had TWO NFL and MLB teams at the same time.
Peyton and Eli manning
60 SECONDS IN HIGH SCHOOL, 45 SECONDS IN NFL AND NCAA College time outs are 60 seconds, not45 seconds and same for NFL.
There are very few weeks in the season when every NFL team is playing in the same week. The last time all 16 NFL home teams won in the same week was never.
60 SECONDS IN HIGH SCHOOL, 45 SECONDS IN NFL AND NCAA College time outs are 60 seconds, not45 seconds and same for NFL.
it's possible
Peyton and Eli Manning started only about 3-4 years apart. Else there is none that started a the "same" time.
Patriots and the dolphins
Yes, Troy Aikman, Emmit Smith, and Michael Irvin played during the same time and were given the nickname the "Triplets"
I believe Al Davis was in the 60s