BBC Knowledge AUGUST 2017

Redistribution of body fluids in

zero-g makes your face puffy. Your eyeballs

distort, blurring vision.

As your heart no longer needs to pump

blood up against gravity in zero-g,

it weakens and deteriorates.

Conditions aboard spacecraft can

lead to insomnia, loss of appetite,

anxiety and depression

Long-term exposure to cosmic rays may also

impair brain function, which could be critical

in an emergency situation

SUBJECT 0000 SUBJECT 0000004

SUBJECT 0000005 SUBJECT 0000006

YOUR BODY

IN SPACE

Your inner ear can’t work in microgravity,

which can cause dizziness and space

sickness.

Without gravity, your skeleton loses calcium

to become brittle and weak, like with

osteoporosis.

SUBJECT 0000001 SUBJECT 0000002

PHOTOS: FOSTER + PARTNERS, GETTY X6

“WHAT WE

UNDERSTAND MUCH

LESS CLEARLY IS

WHAT EFFECTS

C O S M IC R AYS

MIGHT HAVE ON

YOUR IMMUNE

SYSTEM, OR ON

YOUR BRAIN’S

NEURONS”