Myalgia, epidemic: Also known as Bornholm disease, this is a temporary illness that is a result of virus infection. The disease features fever and intense abdominal and chest pains with headache. The chest pain is typically worsened by breathing or coughing. The illness usually lasts from 3 to 14 days.
The most common virus causing Bornholm disease is an enterovirus called Coxsackie B.