JAMA Insights on Chikungunya (affects 35 million worldwide) - mosquito-borne alphavirus seen in tropics, also travelers. Dz char by fever, disabling polyarthritis; less rash, HA, myalgia, N/V, conjunctivitis; rarely myocarditis. https://t.co/Fa3cHygc4W https://t.co/jmh2WjOcI5