The Latest Breaking News from Johns Hopkins Bloomberg School of Public Health

Tick Season Is at Its Peak Right Now: Here Is the Full-Body Check You Need After Every Trip Outside

Tick-bite ER visits are at a decade-high in 2026. Here is the CDC-recommended full-body tick check, treatment guide, and when to see a doctor after a bite.

Medical Daily · Jul 23

Lyme Disease-Carrying Ticks Have Spread Across Indiana, Illinois, and Ohio, and Now They Are in Suburban Parks and Backyards

Blacklegged ticks carrying Lyme disease are now found in all 88 Ohio counties and nearly all Indiana counties. 2026 CAPC forecast flags Illinois, Indiana, and Ohio as expanding risk zones.

Medical Daily · Jul 13

Tick Bite ER Visits Are Up 25% as CDC Warns Lyme Disease Season Is Intensifying

CDC data show tick bite ER visits jumped more than 25% in April 2026 vs. April 2025. Northeast hardest hit. Lyme season peak is July through September — what to know now.

Medical Daily · Jul 13