> A related study found that those who ate later burned less energy than those who ate earlier. Big question on this one: Was it testing the same people, or w

> A related study found that those who ate later burned less energy than those who ate earlier. Big question on this one: Was it testing the same people, or was it observational / correlation-seeking? Because I can imagine people who burn less energy in general eat later because they're not hungry, rather than the other way around.