I can just hear the hospital calling back, “Mam, this is the Hospital we have good news and bad news” “Your heart monitor called us. Your having a hear attack.” “That was the good news, the device works.” “What the bad news?” “You insurance was rejected. So, we will get to you when we can,” says the victim. “That’s why I feel awful, but I asked what the good. news was?” says the patient.”]
Source: https://gizmodo.com/monitor-heart-safety-by-turning-your-cellphone-into-an-357159