Newswise -
The Mayo Clinic reports that yogurt is surprisingly good for you. One 8-ounce cup of plain low-fat yogurt provides around 400 mg of calcium, more than the 300 mg in an 8-ounce glass of milk. Yogurt also has as much potassium as a banana and as much protein as an egg or ounce of meat. To make yogurt, warm milk is fermented with two types of beneficial bacteria.
Yogurt is also more digestible than milk for peple who are lactose intolerant. And the The live bacteria in yogurt aid in digestion. But don't rule out apples—eating an apple a day can protect you from breast cancer!
Some yogurt makers heat the yogurt after it's cultured to increase the shelf life, but that kills the bacteria. Look for the official National Yogurt Association's seal on the container that says "Live and Active Cultures."

I make smoothies each morning using plain yogurt, fruit, and skim milk. I recently bought a yogurt maker but haven't had a chance to try it out yet.

I'm not sure if it will work for everyone, but here's what I do to get my yogurt to freeze and turn out like creamy, smooth ice cream.
) a 1 lb. (16 oz.) tub of cake icing (not the whipped kind, it's too light) placed right on top. Let it freeze for 3-4 hours. Try to catch it before it freezes all the way or it will be too hard to eat with a spoon, but if that happens then just set it on the counter for a bit until it's soft enough to eat.
I'm sure everyone's freezers are different so it may turn out icy and crunchy, which is definitely not the desired result. 
