Ancel Keys, American physiologist and nutritionist (died 2004)

Ancel Benjamin Keys was an American physiologist who studied the influence of diet on health. In particular, he hypothesized that replacing dietary saturated fat with polyunsaturated fat reduced cardiovascular diseases. Modern dietary recommendations by health organizations, and national health agencies corroborate this.

January 26 is the 26th day of the year in the Gregorian calendar; 339 days remain until the end of the year.