I want to lose weight, what's the best excercise?

Aerobic exercise: Te best way to burn fat and lose weight is with aerobic exercise, such as walking, running, etc. Aerobic exercise should also be done to the target heart rate and the rate must be maintained for a period of time. Weight training increases lean body/muscle mass.

Combination: of strength training to build muscle mass which will then increase metabolic rate & aerobic to burn calories.