This story is very eye opening.  Everybody needs to evaluate their current level of sugar intake—and NOT replace it with artificial sweetener. The following two quotes stuck out to me:

Americans consume on average more than 600 calories per day from added sugar, equivalent to a whopping 40 teaspoons.

Notice that says added sugar.  The second:

And chronic diseases related to diet such as heart diseases, diabetes and some cancers — for the first time in human history — kill more people than infectious diseases, according to the United Nations.

Read the entire story here.