NASA official said the astronauts may undergo "vascular and cardio reconditioning" and may feel "dizzy" as their bodies ...

Astronauts who have travelled on space missions earlier have reported facing difficulty in walking, having bad eyesight, ...

The sensation is familiar to many—you step into the shower, pour cold water over your head first, and suddenly experience a brief wave of dizziness or lightheadedness. This common reaction has ...

Sunita Williams, NASA Astronauts Face health ChallengesIt may be fun to watch astronauts float around inside the International Space Station, but the absence of gravity has its effects on ...

Common causes of pain in the back of the head are different types of headaches, like tension, migraine, or exertion headaches. In some cases, pain in the back of the head can signal a more severe ...

Park Medical Center Dr. Andrew Wood sees patients of all ages throughout the summer and winter reporting head injuries from ...

Put your hands on your hips and close your eyes,” Everitt says, starting his timer. Questions about potential symptoms follow ...

"Astronauts returning to earth often experience dizziness when standing up ... more difficult to deliver blood from the heart to the head," the JAXA said. The lack of gravity causes significant ...