To help with these questions about the plague, CNN spoke with wellness expert Dr. Leana Wen, an emergency physician and clinical associate professor at George Washington University.

Doctors discuss when to use electrolyte supplements versus water for proper hydration in hot weather, with recommendations on timing and fluid intake to prevent dehydration.

An estimated 39 million Americans live with migraines, and excessively hot weather can trigger symptoms and attacks, according to the American Migraine Foundation.

An estimated 39 million Americans live with migraines, and excessively hot weather can trigger symptoms and attacks, according to the American Migraine Foundation.

An estimated 39 million Americans live with migraines, and excessively hot weather can trigger symptoms and attacks, according to the American Migraine Foundation.