Lyme disease diagnosed in adult in Middlesex, health unit warns

The Middlesex-London Health Unit is warning the public about the risk of tick bites following the first human case of Lyme disease confirmed this year in the region — and much earlier in the season than is typical. The health unit says an adult in Middlesex County has been diagnosed with Lyme disease, which is caused by a bacteria transmitted through bites from black-legged ticks, or deer ticks. Typically, initial symptoms include a rash in the shape of a bull’s …