Kylie Jenner sparks concern as she receives oxygen for altitude sickness while visiting a medical facility in Peru with mum Kris Jenner

Kylie Jenner posed with an oxygen mask on Snapchat sparking concern among her fans The Keeping Up With The Kardashians star, 19, sported a trendy red and white striped Adidas tracksuit as she slowly inhaled the supplement. As she did so, a doctor clarified that it was to relieve symptoms of altitude sickness which Kim Kardashian’s youngest sister was said to be showing. …