Sweet potatoes are totally healthy. It is rich in vitamin A, potassium and fibers. They have more grams of natural sugar than any other potato, but with fewer calories.
There are studies that say increasing consumption of plant foods like sweet potatoes decreases the risk of obesity, diabetes, heart disease and overall mortality while promoting a healthy complexion, increased energy, and overall lower weight.
If you do not like sweet potatoes, how about using it as an ingredient for soup. Here is a recipe that you should try. It also uses curry powder and coconut cream.