PALM BEACH COUNTY, Fla. -

Police are searching for a missing man who police say suffers from dementia.

William Glen Young, 60, was last seen around 2:30 p.m. Tuesday on NE 144th Street in Miami, driving his light blue, 2000 Toyota Camry with license tag number Q49-5ZH.

Young, who was wearing a light blue polo shirt, blue jean shorts and tan boat shoes, also suffers from diabetes and sundown syndrome.

Police are concerned that Young has gone without his insulin for the last 24 hours.

Anyone with any information on Young's whereabouts is asked to contact Palm Beach County Sheriff's Office at 688-3400.