Fats- fats acts as fuel energy required for the development and maintenance of cell membrane which then is responsible for maintaining structure of cell and alowing the transport of nutrients gasses and waste into and out of the cell it also carries solubale vitamins ADE and K raound the body. There are good fats and bad fats bad fats like satrurated fats increase cholesterol high cholesterol is the main cause of heart disease food sources are meaty and full fat dairy products. trans fat increase cholesterol levels as well it interferes the cell membrane and contributes to high blood glucose levels which then can lead to diabetes food sources are pies cakes buscuits chips. Monounsaturated fats type of fat is thought to increase HDL (good) Cholesterol and lower LDL (bad) cholesterol levels The body digests it best. Food sources are mainly of plant origin Olive oil, nuts (cashews, peanuts, hazelnuts), avocados. Polyunsaturated fats here are two main categories of polyunsaturated fats: omega-3 and omega-6. Both omega-3 and omega-6 fats can help increase the HDL (good) and lower the LDL (bad) cholesterol transporter in the blood. Omega 3 also promotes the elasticity of the blood vessels and prevent blood clots, which can decrease the risk of heart attack and stroke Food sources of polyunsaturated fats include: • omega-3 — fish, particularly oily fish such as mackerel, trout, sardines, tuna and salmon; canola and soy oils, and canola- based margarines omega-6 — mainly nuts such as walnuts and Brazil nuts, seeds, and oil made from corn, safflower and soy.
