Rare but dangerous tick-borne virus that can cause brain inflammation and long-term damage.

Life-threatening bacterial illness marked by fever and rash, needing urgent doxycycline treatment.

Bacterial illness causing flu-like symptoms, best treated early with doxycycline.

Bacterial infection that targets monocytes and is treated with doxycycline.

Babesiosis is a malaria-like tick-borne disease that destroys red blood cells.

Bacterial infection marked by flu-like symptoms and a bull’s-eye rash, treatable with antibiotics.