Mosquitoes and ticks are showing up with greater frequency [Video]

Welcome to summer in the Northern Hemisphere, with all its fun in the sun — and little critters who want to take a bite out of you.Related video above — Mosquitoes: Do they serve a purpose in our ecosystem?Mosquitoes and ticks can transmit vector-borne illnesses, and they are showing up with greater frequency. What can people do to protect themselves while still enjoying all that the summer months have to offer? And what treatments are available if you or your loved ones get bit?To find out, I spoke with CNN wellness expert Dr. Leana Wen. Wen is an emergency physician and clinical associate professor at the George Washington University. She previously served as Baltimore’s health commissioner.CNN: Let’s start by talking about tick-borne diseases, specifically Lyme disease. What is Lyme, and why is this something people should pay attention to?Dr. Leana Wen: In the United States, Lyme disease is the most …