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 ...
A tetanus shot lasts for 10 years, and adults should get a booster every 10 years. You need a tetanus booster shot sooner if you get a deep or dirty cut and it's been more than 5 years since your last ...