Water and electrolyte drinks both hydrate you. Sometimes electrolyte replacement is necessary if you have a medical condition ...

For example, drinking sparkling water may lead to increased feelings of fullness. The report notes that it may also lower blood sugar levels but that the mechanisms are not entirely clear.

Is fluoride in drinking water really good for us? 03:45. NEWBURYPORT ... In Worcester, for example, fluoridated water has been rejected four times by voters, most recently in 2001.