Police are appealing for help to trace a missing man from Buckingham.
Darren Bees, aged 42, was last seen at his home in Stratford Road on Tuesday, when he said he was going for a walk but did not return.
Mr Bees is white, of medium build, with tattoos on his arms, knuckles and back.
He was last seen wearing a grey Nike coat, red jumper, blue jeans with black and red trainers.
Mr Bees has epilepsy and it is believed he has not taken any medication with him.
He has links with Milton Keynes, Guildford and Bristol.
Thames Valley Police would like to hear from anyone who has information about the whereabouts of Mr Bees, or who thinks they may have seen him.
Contact the police enquiry centre on 101.
If you don’t want to speak directly to the police you can contact the independent charity Crimestoppers anonymously on 0800 555 111 or online via the Crimestoppers website.
No personal details are taken, information is not traced or recorded and you will not go to court.