While men ate the same amount of fat no matter how much sleep they got, the women averaged 31 more grams of fat after sleeping for four hours.

CNN: Sleep deprivation spurs hunger

In 2002 they found that the arteries in these mice never clogged up, no matter how much fat they ate, an indication that a lack of leukotrienes lowered the inflammation risk behind atherosclerosis.

FORBES: Health

The two stories seem unrelated but are actually tightly linked, and together raise the age-old question: If people are too lazy (or busy) to walk from the car to the burger counter, does it really matter if the fries have a little less fat?

FORBES: Fat And Happy In Oak Brook And Beijing