Fat is always considered 'the enemy' for a diet that is running the program. But the fact is, you can not live without fat. That's because along with protein and carbohydrates, fat is a source of energy. Indeed, there is a type of fat consumption should be restricted because it can increase the risk of heart disease. To that end, it is important to know the three categories of body fat, as reported from Healthmeup.com. 1. Saturated Fat Saturated fats are fats that arguably was not too bad. Meat is the main source of saturated fat, which is also found in dairy products. Too much saturated fat levels in the body, can trigger constriction of blood vessels, increasing blood pressure and bad cholesterol levels. 2. Unsaturated fats Unsaturated fats are best for body fat, and you must consume. Unsaturated fats are generally divided into two categories, namely monounsaturated and polyunsaturated. Fish, corn oil, olive oil, sesame seeds and hazelnuts are the foodstuffs that contain a high unsaturated fat. While fatty fish like salmon, trout, mackerel, tuna, and sardines are rich in omega-3 fatty acids. Fat is not like the type of fat found in meat. Always include fish in your diet. That's because omega-3 fatty acids can lower blood pressure, bad cholesterol and also slows the growth of plaque in arteries throughout the body and inflammation in the body. 3. Trans fats This is the type of fat that should be avoided, that is also called trans fat. Is the result of the hydrogenation process of vegetable oils. Take it in excess can increase bad cholesterol and lowers good cholesterol in the blood. Thus, increasing the risk of cardiovascular disease.