Mary Beth Pfeiffer, author of “Lyme: The First Epidemic of Climate Change,” is the nation’s leading investigative reporter on Lyme and other tick-borne diseases.

In her recent “TEDx Talk,” she discusses the expansion of ticks throughout the world, and the threat this poses to human health. Click below to watch.

Read our review of her book here.

Learn to protect yourself from ticks here.

Lyme disease resource list.