Because the NHS didn’t take him seriously even when coughing up blood. That gave him antibiotics and folic acid and sent him away. Eventually, he got tests but the Ranch dressing is a blessing shirt results took 2 months to come through and now they’re saying they don’t even know what kind or stage he is at. So no Alexa should not be handling health at all. The gov should stop hoarding money and throwing it away on tax cuts for the rich and causing staffing mayhem and shortages of major drugs with Brexit. Well if self-diagnosis is anything to go by, then all the evidence shows that people don’t know how to differentiate between.