You may wish to consider this option. Of course, this
medication has its own set of side effects. While the side effects of
letrozole are generally milder than those of Tamoxifen (less hot flashes, vomiting and vaginal dryness), this drug can cause more significant osteoporosis than Tamoxifen.
Practicing QiGong is a good thing, since it's going to keep your body's energy levels up.