86038ae4a1a1708f7d9361e4444c3bddMexico has detected its first domestic case of the painful mosquito-borne viral disease chikungunya in the southwest of the country, the state government of Chiapas said on Saturday. Chikungunya is spread by two mosquito species, and is typically not fatal. But it can cause debilitating symptoms including fever, headache and severe joint pain lasting months. More