This has to be a serious consideration:
https://en.wikipedia.org/wiki/David_...ican_football)
" ...On March 6, 2017, Irving re-signed with the Cowboys.[11] On May 23, 2017, it was announced that Irving would be suspended four games due to violating the league's performance enhancing drugs policy.[12] His appeal was denied and was officially suspended the first four games of the 2017 season.[13]
Despite missing the first four games because of his suspension, and the final two because of a lingering concussion, Irving still accrued seven sacks on the year.[14] ..."