Key points from article :
Intermittent fasting alternates periods of extreme calorie reduction with normal eating.
All diets work on equation of taking in less food energy than your body burns.
Limited research studies available - but don't show IF being any better.
Very high dropout rate among people assigned to fasting regimen.
There is a danger of indulging in unhealthy dietary habits on non-fasting days.
The study was published in the JAMA Internal Medicine.