Why do I flinch when someone touches my back?
The Science Behind Flinching You might wonder why you sometimes flinch when someone touches your back. Well, there’s actually a scientific explanation for this. The human body has a built-in reflex system called the startle reflex, which helps us react quickly to unexpected events. When something unexpected happens, like a sudden touch on the back, your body’s reflex system kicks into action, causing you to flinch. This reflex is an automatic response that our brains …