Human: Is it true that if you drink water with a lemon wedge in it, it can help to cure a hangover? Assistant: 
Yes, drinking water with a slice of lemon can help to relieve the symptoms of a hangover. Lemons contain antioxidants and vitamin C which can help to reduce inflammation and nausea associated with a hangover. Additionally, lemons have also been found to help improve hydration levels, which is important for helping to flush out toxins from your body.