Regardless of where you stand, the fact is that the Paleo way of eating is becoming increasingly popular, as are "nutritional reset" programs based upon Paleo, such as the Primal Blueprint 21-day Challenge hosted by Marks Daily Apple, or the Whole30 program, popularized by the New York Times bestseller, It Starts with Food: Discover the Whole30 and Change Your Life in Unexpected Ways (Est. $15).
How: Squat down with a straight back and grab the barbell with an overhand grip. In one swift movement, lift the barbell to your shoulders and sink back down into a squat. Push up through your heels and extend your arms to press the barbell above your head. Lower safely to your shoulders and drop back to the floor while maintaining a straight back.
When trying to lose weight, increasing calorie expenditure is important. Certain exercises burn more calories than others. Cardio exercises that keep the heart rate elevated continuously are considered high calorie burn exercises. Examples of cardio exercise includes walking, swimming, running, biking, playing soccer, dancing, etc. See also: How much cardio to lose weight fast
The Academy of Nutrition and Dietetics (AKA the top nutrition authority in America) released a revised paper this year saying that both vegetarian and vegan diets are best for people's health as well as the environment. If you're not ready to make a complete shift to meatless and cheese-less, consider "part-time" vegan and vegetarian plans, where you eat mostly plant-based at breakfast and lunch or on weekdays, and then eat fish, meat, dairy, and eggs only during designated times.