Woman left brain-dead after cryotherapy incident which killed employee

The fatal incident happened at an On Air gym in eastern Paris on SaturdayA woman who was severely injured while having cryotherapy treatment at a fitness centre in Paris has been left brain-dead, local prosecutors say.The 34-year-old was in an ultra-cold cryotherapy tank at the On Air gym on Boulevard Voltaire when the accident happened.A 29-year-old employee supervising the treatment, named only as Alison, was found dead at the scene and tests later found she had suffocated.This prompted specu