One hot summer day, Jo Myers, a Colorado-based veterinarian for the pet telehealth company Vetster, got a panicked phone call from a dog owner. The dog had been exercising outdoors and gotten overheated. Myers noticed a lot of background noise on the call and asked the dog owner about it.
“She’d decided to put her overheating dog in the car, put the top down and drive around in the heat,” Myers says. “It’s like
