<unk> , or simply<unk> , is the process of seeking<unk> utic benefits from hanging by the legs, ankles, or feet in an inverted angle or entirely upside down. It is a form of spinal traction. Gravity boots are ankle supports designed for<unk> . Some people use gravity boots to add an extra challenge to workouts, doing inverted crunches or squats. People who have heart disease, high blood pressure, eye diseases (such as glaucoma), or are pregnant are at higher risk for the dangers related to<unk>  and should consult their doctors about it first. The first time anyone tries<unk>  with gravity, they should be sure to have someone standing by, in case assistance is required to get out of the apparatus, or if health problems are experienced. During an episode of acid reflux, small amounts of stomach acid may manage to escape from the stomach and into the oesophagus. Gravity typically minimises this upward leakage, but an<unk>  table and acid reflux can be a painful, nauseating, and potentially dangerous combination.
Inversion therapy
Aversion therapy
Sonodynamic therapy
Selective reduction
Weaver–Dunn procedure
Distal Revascularization and Interval Ligation
Microwave ablation
Ballottement