Too Much Iced Tea Linked To Man's Kidney Failure

The puzzling case of a 56-year-old U.S. man who suddenly developed weakness, fatigue and body aches is leading doctors to warn that massive consumption of tea may be responsible for some unexplained cases of kidney failure.

It's being called iced-tea nephropathy by the New England Journal of Medicine, which published a letter describing the case.

The source of the problem was an excessive amount of oxalate, a compound found in many foods. Excessive amounts can also come from "juicing," having gastric bypass surgery, and by consuming foods with a lot of ascorbic acid such as beets, spinach, nuts and strawberries.

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