Watermelon is a red juicy fruit that contains lots of nutrients and antioxidants which keep your body healthy. Mainly watermelon is a rich source of vitamin A, B6 and C which helps to maintain blood pressure level. To enhance vision or keep your heart healthy, watermelon is a good option to take because of a nutrient called lycopene found in watermelon. In Summer to keep hydrated to beat the heat watermelon is a rich source of water. Along with it, it helps to lose weight. But as ayurveda, eating watermelon at night is not good for health because it contains sugar which causes problems in digestion. Moreover, taking a huge percentage of water at night causes more trips to the toilet which leads to poor sleep and fatigue the next day.