Yes, crying affects eyelash extension retention - at least for the first 24 hours. So that means avoiding emotional romcoms and super cute animal memes for a short while. We know, it’s a big sacrifice to ask of your clients - but it’s worth it! But if you wash your extensions after you have a little blub then you can go ahead and shed those happy tears! The same goes for swimming in the sea - wash that salt water off afterwards.