Forget the vinegar to treat jellyfish stings; Haifa lab says it can even make it worseJellyfish [File](photo credit: INIMAGE)
![Jellyfish [File]](https://images.jpost.com/image/upload/f_auto,fl_lossy/q_auto/c_fill,g_faces:center,h_720,w_1280/256417 "Jellyfish [File]")