headache

"My symptoms worsened over about three months including severe headaches, my speech became affected as well as my balance and I was getting confused."

The treatment was considered safe, although some patients did develop inflammation from the virus that caused headaches and confusion that either resolved or needed steroid treatment.

Symptoms can include joint stiffness, muscle aches and pains, fever and headache.

Those who have contracted the virus may suffer from a variety of symptoms, including fever, headache, nausea, body aches and a mild skin rash.

They are contending not only with higher prices, but with a logistical and customer service headache.