For cancer patients, nutrition is especially important, but many find that they are too tired to cook, or the food tastes bad, or they are too nauseated to eat, or they have painful mouth sores -- or all of the above.
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"Nil by mouth" and "I must not eat and drink" are written on the signs.
Mr Cox said he was now recovering, but had struggled to eat due to cuts on the inside of his mouth.
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Most bizarre was the smart spoon, which is designed to encourage you to eat more slowly - if you spoon food into your mouth rapidly the spoon handle throbs with a warning signal.
And even though they have some good prospects coming, just the entire tenor, it leaves a bad taste in your mouth, as anyone who has tried to eat an aggressive game fish can tell you.
As the book title Please Don't Eat the Daisies suggests, actually putting whole blossoms in your mouth seems a little strange.
But Hershey executives say their "hand-to-mouth" products are boosting company sales because people eat their candy more often, not necessarily more each time.
The firm has received funding to create Oyster-tecture, an oyster park at the mouth of the canal where millions of mollusks will "eat" toxins.
Coming from Australia, where seafood is tops, I usually only eat oysters when Down Under, but the sale's oysters made my mouth water.
Nigel Raine, another ecologist from Royal Holloway, University of London, also studies these ant plants, and says that giraffes will go ahead and eat the leaves of the plants, although ants will then swarm onto their face and mouth and try to bite them.
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