When 36-year-old Hayley Black from the UK woke up one morning to feed her newborn, she never imagined a simple reflex would turn into a nightmare. Mimicking her baby Amelia’s yawn, Hayley stretched, ...

It’s official, yawning is actually good for you. But why do we yawn? According to sleep experts, it releases the ‘feel good’ hormone serotonin, as well as dopamine, which helps influence mood and ...