One of the ways to live a healthier life is to learn about nutrition. You will be able to make better choices, if you know more about food groups and how different foods impact your body. The following are some simple tips about nutrition that you can use to get going.People just don’t get enough protein today. One of the best sources of protein are lean red meats, such as steak. Pork and chicken are other great sources. In addition to making you...