He had a wild urge to consume metal. Even for us, the experienced surgeons, it was frightening.
Knives are supposed to help you eat. They are not supposed to be food.
But a man in India couldn't help himself and swallowed 40 of them before surgeons had to get involved. It took five hours to get out all the knives, some of which were unfolded and had the blade exposed.
Enjoyed the taste of knives
Some of the knives were rusting and broken when they were removed, Dr. Jatinder Malhotra told CNN.
The patient, who was not identified, is "out of danger," though he has to see psychiatrists before he's allowed to leave the hospital in Amritsar, in Punjab, India.
Malhotra said the man might have a mental disorder that's never been diagnosed before.
"I just enjoyed [knives'] taste and I was addicted," the patient told CNN.
We told him if you ever feel like you need more iron in your body, try spinach.
The patient said he wouldn't even touch a knife again. But that didn't stop doctors from giving this half-joking, half-medical advice quip.
Here's another look at the knives.
The patient isn't the first person to eat tons of things not meant to feed anyone. Michel Lotito, a French performer, was notorious for eating an entire Cessna 150 airplane, according to The Telegraph.
WATCH: Meanwhile, check out this food that might look strange, but is actually delicious (and, unlike knives, edible!).