Flying upside down cause blood to pool in the skull and pressure build up inside the brain and eyes, it may result in congestion in the blood vessels causing strokes or rupturing of blood vessels. Don't try this at home lol.
Flying upside down cause blood to pool in the skull and pressure build up inside the brain and eyes, it may result in congestion in the blood vessels causing strokes or rupturing of blood vessels. Don't try this at home lol.