NASA astronaut Sunita Williams, along with Barry ‘Butch’ Wilmore, remains on the International Space Station (ISS) due to a helium leak in their spacecraft's service module. (REUTERS / Joe Skipper)Originally set to return on June 14, their mission has been extended to June 26, with the potential for further delays. Microgravity takes a toll on Sunita Williams' healthWilliams faces significant health challenges due to prolonged exposure to microgravity, notably rapid bone density loss. ALSO READ| Sunita Williams, Butch Wilmore's return date not fixed as Boeing's Starliner still stuck in space, NASA saysDespite rigorous exercise regimes designed to counteract these effects, "bone loss remains an inevitable consequence of prolonged space missions." NASA employs specialized exercise regimens and nutritional interventions to address bone loss.

Source: Hindustan Times August 01, 2024 18:25 UTC