What are you afraid of? Do snakes or spiders get your heart racing? Or do your palms begin to sweat if you have to fly or give a public presentation? For many people, these situations trigger the adrenaline-fueled stress reaction that’s hardwired into all animals. This fear response kicks into overdrive even though there’s no immediate danger.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.