When you’re an astronaut living in microgravity, mundane tasks such as brushing your teeth, washing your hair, and running on a treadmill work just a tiny bit differently. How do you live, cook, clean, and exercise when you’re not on Earth? These videos explain it all.
Washing hands
Brushing teeth
Sleeping
Shaving
Using the toilet
https://www.youtube.com/watch?v=fa3nuXxM8yk
A nice hair wash
Running on a treadmill
A haircut at the International Space Salon
Wringing out a towel
https://www.youtube.com/watch?v=MsHASky85cI