More than 30,000 cases of Lyme occur each year across the country, the CDC estimates. To the summer hazards of too much sun and heat, add the perils of tiny pests carrying infections, such as Lyme disease and chikungunya, that cause joint pain.
The number of people sickened by tick and mosquito-borne diseases in the U.S. has risen to record levels recently, according to the Centers for Disease Control and Prevention (CDC).
By far the most common tick-borne illness is Lyme disease – transmitted by the deer tick, which grows to about the size of a sesame seed. In up to 80 percent of those infected, Lyme causes a round, red skin lesion that can grow as large as 12 inches wide ...more