If you want to lose weight you need to consume fewer calories than what you burn every day. If you want to gain weight, you need to take in more calories every day. If you're happy with your current weight, knowing how many calories you need every day will help you maintain your weight. Use my Calorie Calculators
to calculate your calorie need. It will help you figure out how many calories you need to lose weight or gain weight safely.
Help for Losing Weight