Every doctor wants to see a smile on a patient’s face, but there is one that no doctor ever wants to see: risus sardonicus, sometimes known as the sardonic grin or the devil’s smile, the cruel mark of ...

There has been a 95% decline in U.S. tetanus cases over the last 77 years, but as vaccination rates slip and climate change-related natural disasters increase, the annual tetanus case count is rising, ...

Tetanus is a wretched disease. Toxins released by a nasty bacterium afflict the nervous system, causing muscle spasms so severe they can break bones. But tetanus, also known as lockjaw, is avoidable, ...