Whether it’s a prospective date’s text typos or your social media-using uncle who doesn’t know the difference between ‘your’ and ‘you’re’, reading bad grammar is a grating experience for many. And it isn’t just word nerds who find it so irritating – a new UK study has found that poor grammar can cause a physical stress response. Researchers from Birmingham Uni measured the intervals between the heartbeats of 41 healthy Brits as they showed them a variety of written examples containing either good or bad grammar. They found a significant correlation between sentences containing poor grammar and a stress response. The research suggests that our understanding of language affects our nervous systems more than previously thought. It’s the perfect excuse next time someone gets antsy with you for correcting them…

*insert winky face emoji