I won't be able to eat for five more days.
It was the last thing I would eat for three days.
I haven't eaten a solid piece of food for four days.
"Didn't eat anything for five days and then went out one night alone into those mountains there."
I went without anything to eat for three more days.
Inability to eat or drink for more than 5 days.
I didn't eat or sleep for three days and nights.
I don't want him to have to quit eating for two days to get his weight down.
"I have not been eating it all for nearly two days."
On top of all that, she hadn't eaten anything solid for five days.