Catabolism yields energy, an example being the breakdown of food in cellular respiration. Anabolism, on the other hand, uses this energy to create components of cells such as proteins and nucleic acids.
The prime reason that people are get overweight is because their BMR basal metabolic rate (basal metabolic rate) is lower than it should be. BMR is the rate at which our body burns calories to carry out its normal functions of digestion, breathing, circulation etc. Our body needs a minimum number of 1500 to 2000 calories a day to carry out its normal functions. When it does not get its daily requirement it slows down the metabolic rate. This means that they burn lesser calories in a day. That’s why at over a period of months, this adds up to stored fat.
To counter with such situation we have take foods which have properties of burning calories like fat burning foods. This foods burn more calories than the calorie content of the foods itself. These fat burning foods or so called negative calorie foods are natural plant foods. Like fruits which is rich in vitamin C which are like limes, lemons, oranges, grapefruit and tangerines have fat burning properties. If you eat these fat burning foods along with some exercise, it will help to boost your metabolism and burn calories.
For fast results we can take some fat burner supplement which is proven by several studies that it is quite effective because Fat burners is help to raise your metabolism so you burn fat faster. Fat burners are essentially medicine which carries certain herbal ingredients such as Ephedra, HCA, Chitosan and Pyruvate, all of which claim to either enhance energy, raise your metabolism and/or suppress your appetite.