Police are investigating an assault that happened this morning (Feb 10) In Brighton Road.
It happened at a premises near the junction with Selden Road at around 10.40am.
A 43-year-old man was arrested on suspicion of causing grievous bodily harm, and remains in custody at this time.
Witnesses or anyone with information about the incident should report it to Sussex Police online or call 101 and quite serial 451 of 10/02.