There are yoga exercises for all abilities, even those who are in wheelchairs. Yep, I just, today, received a
DVD of
Yoga for Seniors, and some of them are in wheelchairs.
Other than that, ChitChat is right - eat smaller portions, several times/day, limit the simple carbs/junk food and opt for high protein, high fiber and good fats, which tend to keep you feeling fuller longer....