By Leonard David
The emergence of private space stations is sparking renewed interest in harnessing centrifugal force to produce artificial gravity and make life in Earth orbit — or in transit to other worlds — far less deleterious to the human body.
Extended stays in microgravity have been linked to worsening eyesight, muscle loss, cardiovascular problems, and weakening bones, to list just a few examples. Therefore, finding ways to keep people healthy as they journey through the cosmos is of utmost importance, and several companies are now developing possible solutions.