1.   Regular, moderate exercise helps regulate the appetite so that it more closely reflects your calorie needs.

2.   Another gene that regulates appetite is also being investigated, but so far has not been found in overweight people.

3.   A complex mechanism regulates appetite and whether fat gets used or stored.

4.   Scientists said that they did not yet know whether the three substances might work together to regulate appetite.

5.   The human gene involved is similar to the mouse gene discovered last year that regulates appetite of mice.

6.   The gene is active in an area of the brain known to regulate appetite.