From Alwyn Cosgrove's blog：
"Here's a study that came out late last year:
Irving et al.
Effect of exercise training intensity on abdominal visceral fat and body
composition.
Med Sci Sports Exerc. 2008 Nov;40(11):1863-72.
The study consisted of three groups:
1. No exercise
2. Low intensity aerobic exercise (5 days per week low intensity)
3. High intensity (above Lactate threshold) exercise (3 days high intensity,
2 days low)
The exercise groups burned the exact same calories (so exercise time was
