The force of gravity is the weakest at the equator because of the centrifugal force caused by the Earth's rotation and because points on the equator are furthest from the center of the Earth. The force of gravity varies with latitude and increases from about 9.780 m/s2 at the Equator to about 9.832 m/s2 at the poles.
Also, pharmacological therapies such as sedative-hypnotics or antidepressants have been helpful in reducing the incidence of sleepwalking in some people. Sleepwalking is common in children and is usually outgrown over time, especially as the amount of deep sleep decreases.
Clozapine is an atypical antipsychotic drug used in the treatment of psychosis in Parkinsonâs disease and in about one third of cases it causes hypersalivation and drooling as a side effect. The hypersalivation is more at night and may cause choking. Other medicines such as pilocarpine and nitrazepam.