Surgeons still use leeches to improve the success rates of surgery, such as when reattaching severed fingers as their saliva prevents post-surgery blood clotting inside veins. The medicinal leech ...

Despite its work helping people recover from surgery, unfortunately there is no happy ending for the leech. The leeches are a "biohazard" after they have been used on a person "It's like a dirty ...

Leeches are still occasionally used by the NHS today to help with blood flow when reconnecting tissue, such as a severed finger, during reconstructive or plastic surgery. Despite their name ...