Dear Dr. Roach: Two months after our daughter and son-in-law came back from their honeymoon in Belize, they have sores that still will not heal. She has two sores on her hand; he has three on the ...

Cutaneous leishmaniasis, a disease characterized by painful skin ulcers, occurs when the parasite Leishmania major, or a related species, is transmitted to a mammalian host by the bite of an infected ...

Bugs. The ecosystem can't survive without them, but they sure do know how to ruin a good time. Roasting (and eating lots of) s'mores is less fun when bugs are biting you, but summer fun after sundown ...

(CNN) — Move over mosquitos. There’s another blood-sucking biter Americans need to guard against because it can spread disease: the sand fly. Sand flies are tiny tan flies — about the quarter of the ...

(CNN) — Move over mosquitos. There’s another blood-sucking biter Americans need to guard against because it can spread disease: the sand fly. (CNN) — Move over mosquitos. There’s another blood-sucking ...