Emergency services were called to Ersham Road, Hailsham, at about 6pm last night.
Police said officers were responding to ‘a concern for a man’s welfare’.
Photos show police cars, ambulances and an air ambulance were all in attendance, while residents reported that the road was blocked off for some time.
A 38-year-old man was taken to hospital, where he remains, police confirmed.
Photos show police cars, ambulances and an air ambulance were all in attendance, while residents reported that the road was blocked off for some time.