Yes, non-alcoholic beverages, such as overly sweetend soft drinks (and many other sugary drinks), when consumed on a regular basis, increase the risk of diabetes and obesity, among other things.
Vodka and gin seem to give you less of a hangover than any of the other liquors. Also, the "top shelf" brands (the expensive brands) tend to give you less of a hangover. I would suggest Grey Goose...
Broader and more widely consumed. a. Stimulants - include coffee, tea, and chocolate. b. Fruit and vegetable juices. c. Milk and other dairy products. d. Sodas and other pop(carbonated) drinks. e....