Watermelon is a good remedy for kidney related diseases. It helps to lower the cholesterol level. It’s a good source of 
Vitamin C, Folacin & have anti sclerotic effect. Watermelon is a good remedy for anemia. It also a rich source of Vitamin A, which helps you to see in the dark. It has potential to protect your body from infections.
Papaya is an excellent source of fibre, which help in curing your constipation related problems.