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Sunita Williams Stuck in Space for Over 7 Months: NASA Astronaut Reveals She Has Forgotten How to Walk

Sunita Williams Health Updates: Stuck in space for over 7 months, what are the serious health challenges the NASA astronaut is facing while she is stuck at the ISS with Butch Wilmore.

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Written By: Satata Karmakar | Updated : February 22, 2025 12:21 AM IST

Sunita Williams News: NASA astronaut Sunita Williams has been stranded at the International Space Station (ISS) for over 7 months now (250 days). While several reports about her deteriorating health condition have appeared in the past, in a recent statement, Williams revealed that she has begun to forget how to walk due to prolonged exposure to zero gravity. This health update has raised certain concerns about the effects of extended space missions on human health.

Sunita Williams Stuck In ISS For Over 250 Days: Effects of Prolonged Space Travel

Sunita Williams is an American astronaut of Indian-Slovenian descent, known for her excellent work with NASA. Williams holds the record for the longest spaceflight by a female astronaut (195 days) and has also encrypted her name as the astronaut who has completed multiple spacewalks.

Why have Sunita Williams and Butch Willmore been in space for so long? Sunita Williams and Butch Wilmore launched aboard the Boeing Starliner on June 5, 2024, as part of its first crewed mission. It was initially planned to be an eight-day mission. However, shortly after docking at the ISS, NASA found several technical issues with the Starliner. Due to this, their stay at the ISS was extended, and there was no clarity about the return.

However, this prolonged stay at the ISS has taken a toll on the health of both NASA astronauts. In this article, we will take a close look at the side effects of prolonged stay in space on the human body.

Sunita Williams' Health Report

Williams' revelation about her current health status, which includes weak bones, and forgetting how to walk sheds light on the physical toll of space missions. Studies have shown that an extended stay in microgravity (ISS) can have a serious impact on the human body (muscles, bones, and cognitive functions).

Common Health Challenges:

  1. Muscle Atrophy: When any human being is exposed to an environment without any gravity, their muscles weaken over time, making everyday movements difficult upon return.
  2. Bone Density Loss: Experts have stated that Sunita Williams's extended stay at the ISS can lead to the loss of about 1% of bone mass per month.
  3. Neurovestibular Issues: Another serious effect of prolonged stay at the ISS is that it can lead to imbalance and proper coordination problems.
  4. Psychological Effects: Isolation and confinement can affect mental health.

When Will Sunita Williams and Butch Wilmore Return To Earth?

NASA confirmed that Williams and Wilmore most probably return in late March 2025 through a SpaceX Crew Dragon capsule. This plan was already in the pipeline even before Trump's intervention. Till their return, the astronauts will continue their work, conducting vital research aboard the ISS. Their extended stay is historical and shows their resilience and NASA's commitment to astronaut safety.