A 47-year-old cyclist died after losing consciousness when riding near Science Park in Tai Po on Tuesday.
The man, surnamed Wan, was cycling next to the Tolo Highway around noon and suddenly fainted as he got to the Chong San Road outside the Science Park.
A pedestrian found the man lying unconscious on the ground and called the police for help.
Wan was sent to Alice Ho Miu Ling Nethersole Hospital in Tai Po but was pronounced dead.
The police are currently investigating the incident.
