Surgery in which lymph nodes were removed. For example, surgery for breast cancer often involves the removal of one or more nearby lymph nodes to check for cancer. And this can cause lymphedema to develop in the arm. Radiation therapy or other causes of inflammation or scarring in the lymph nodes and vessels.
Definition of antigravity. : reducing, canceling, or protecting against the effect of gravity.
Microgravity research on the ISS has demonstrated that the human body would lose considerable bone and muscle mass on such a mission. Mitigation technology, involving the use of resistive exercise devices, has shown that it is possible to substantially alleviate bone and muscle loss.