Heat wave prompts health experts to urge checks on seniors and petsExperts are urging people to check in on sensitive groups as high heat continues to impact millions of Californians. Experts are urging people to check in on sensitive groups as high heat continues to impact millions of Californians. Experts are urging people to check in on sensitive groups as high heat continues to impact millions of Californians. Experts are urging people to check in on sensitive groups as high heat continues to impact millions of Californians. FRESNO, Calif. (KFSN) -- Experts are urging people to check in on sensitive groups as high heat continues to impact millions of Californians.