7-year-old Olivia Farnsworth suffers from a rare condition that affects only 100 people worldwide.
A young boy's inability to know when to eat or drink could be the first case of its kind in the world.
The huge deep sea crustacean was kept at a Japanese aquarium and hadn't eaten for 1,869 days.
A huge underwater bug kept at the Toba Aquarium in Japan has been on a hunger strike for four years.
Irom Sharmila Chanu has refused to eat or drink anything whatsoever since the year 2000.