‘Four hours to walk off pizza calories’ warning works, experts say

Food packs should display how much exercise a person would need to take to burn off the calories contained in the product, UK researchers say.

Appreciating it would take four hours to walk off the calories in a pizza or 22 minutes to run off a chocolate bar creates an awareness of the energy cost of food,

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The Best Type of Exercise to Burn Fat


Jeenah Moon for The New York Times

A few minutes of brief, intense exercise may be as effective as much lengthier walks or other moderate workouts for incinerating body fat, according to a helpful new review of the effects of exercise on fat loss. 

The moderate-exercise routines used in the studies varied considerably, with some involving walking and others jogging, cycling or swimming. In general, the endurance-style workouts lasted for about 40 minutes.

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