Can I lose weight by eating something sour? Like lemon for example.

Not useful. Normal healthy diet and anaerobic exercise is the best and fastest way. Normal healthy diet is to refer to more protein, less fat, moderate amount of carbonated whole compound. Running these aerobic exercise does not lose weight, do not believe that look at the square dance mom has a few thin, of course, to enhance the physical aspects of the effect is certainly. Anaerobic exercise, generally can be understood as strength exercise, consume more calories, and burn fat longer. Suggested search HIIT, you can get a better and more comprehensive answer.