Amy Louise Leonard, known affectionately as Amy Lou, shared a video warning about the dangerous drug nitrous oxide when she was left hospitalised and unable to walk View 3 Images Laughing gas can starve your brain of oxygen and leave users paralysed (Image: Catrina Proctor / SWNS)

A young woman posted a video warning about the dangers of laughing gas from an ambulance just days before her death. ‌

Amy Louise Leonard, 20, from Bolton in Greater Manchester shared the video on September 29. She urged people to "put your balloons down" as she voiced the way the drug, also known as hippie crack, had destroyed her life . ‌

She tragically passed away just three days later , on October 2, from cardiac arrest after doctors discovered a blood clot in her heart and lungs. ‌

See Full Page