A worldwide argument is going on about mortality statistics, i.e., the number of deaths due to the coronavirus. Who can you believe? Well, it’s complicated. Assume that you are in your 70s and have hypertension. Then, you catch the coronavirus. One month later, you die in the hospital. So what is the cause of death? If you hadn’t caught the virus, chances are you would have lived for a couple more years, maybe more. And, if you didn’t have the hypertension nor the coronavirus, you might have lived for six years or more. Or, if you were much younger plus no hypertension, why ...