You must have a diet plan, despite eating three large meals a day, try eating smaller, more frequent meals. Reduce portion sizes at your regular meals. A small frequent meal helps to balance your calorie intake throughout the day and also keeps your blood sugar level balanced.
Other parallel method you can try with your diet plans are exercise, eat fruits and vegetables, especially fiber rich foods are very important for weight loss schemes.
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10 Tips for Losing 100 Pounds