Club staff attended the hospital at 9.30am this morning after being told Seymour has been involved in a car crash and taken to the hospital.
The accident occurred on Sunday evening and Seymour was subsequently taken to Hull Royal Infirmary.
Medical examinations have revealed he suffered no serious injuries and he is expected to be discharged on Monday afternoon.
His family, close friends and club officials visited him in hospital on Monday morning.
The club have confirmed the player will be placed on leave with immediate effect.