Waking up to condensation covering your windows isn't just annoying, but over time it can become a health hazard as it can cause worrying mould to grow. But what do you do if your home is really cold, and you want to save energy by not opening the windows to let air in? Luckily, there are other ways to prevent condensation without forking out extra money on ways to extract moisture from your home. After finding a simple hack on TikTok , one woman decided to test it out for herself - and found