The eyelash business is worth $1.66bn – and is predicted to grow from there. Why are we so obsessed with our lashes? Eva Wiseman reports on their history and significance

If you've tried lash curlers, lash serums, strip lashes and even a lash lift or tint here and there, but you're still on the lookout for a lash boost with staying power, look no further than eyelash extensions.