Don't go cuckoo for coconut water

By Mayo Clinic Staff

Coconut water is the clear fluid inside a coconut. Because it has natural electrolytes, such as potassium, sodium and manganese, it's popular for rehydration after exercise. But coconut water isn't calorie-free, which means plain water is still the smart choice for a post-workout drink.

Aug. 03, 2019 See more In-depth