Concerned NFL fans think that Miami Dolphins quarterback Tua Tagovailoa suffered another concussion that went undetected in Sunday’s season opener against the Indianapolis Colts.

Nothing went right for Tua Tagovailoa and the Dolphins in their ugly 33-8 loss to the Colts at Lucas Oil Stadium. Tagovailoa completed just 14 pass attempts for 114 yards, a touchdown, two interceptions, one lost fumble and three sacks.

Because of Tagovailoa’s well-documented and worrisome concussion history, it’s hard not to cringe and fear for his health any time he takes a sack.

That’s exactly what happened when Tua Tagovailoa got rocked by Nick Cross on this sack in the second quarter:

Fans expressed worries after seeing this video.

“Legitimately—I don’t know how he is cleared to play, period. He should b

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