Denver Broncos head coach Gary Kubiak was taken to the hospital by ambulance on Sunday after his team's loss to the Atlanta Falcons.
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According to 9news.com (via Pro Football Talk), the team was concerned that Kubiak might be having a similar issue as he did in 2013, when he suffered a mini-stroke.
Luckily, Kubiak underwent testing, and was diagnosed with a complex migraine, via a team-issued statement:
"Kubiak was diagnosed with a complex migraine condition that caused extreme fatigue and body weakness. He received medication and is feeling much better with an expected release from the hospital this afternoon."
Kubiak is expected to be released from the hospital, but it is not clear whether he will coach on Thursday night against the San Diego Chargers or not: