The shingles vaccine is a more concentrated version of the chickenpox vaccine currently given to children. Both are live, weakened forms of chickenpox virus. The shingles vaccine contains about 14 times the amount of weakened chickenpox virus than the vaccine for children.
Unhealthy trans fats lurk in most processed foods, including cookies, baked goods, popcorn, margarines, shortenings, crackers, doughnuts, chips, frozen waffles, and french fries.
Natural trans fats are not the type of concern, especially if you choose low-fat dairy products and lean meats. The real worry in the American diet is the artificial trans fats. They're used extensively in frying, baked goods, cookies, icings, crackers, packaged snack foods, microwave popcorn, and some margarines.