Researchers at Carnegie Mellon University looked at the purchase habits of more than 1,000 lunchtime diners -- at a fast food restaurant - that posted the calories of their meals.
They found providing diners with calorie information - did not help them.
They say it may be unrealistic to expect people to count and keep track of their daily calories.
Experts always thought food allergies in children developed from inside the gut -- but now a study suggests the skin could play a role too.
An analysis of 600 babies - finds those with an impaired skin barrier -- for example - had eczema. They were also six times more likely to be allergic to eggs, cow's milk or peanuts.
Researchers say when the skin is compromised it seems to trigger an allergic reaction against those foods.
Mothers who take care of their own health are more likely have sons who get the HPV vaccine. The vaccine fights the human papilloma virus.
Boys ages 9 to 17 are recommended to get the vaccine -- just like girls their age.
A large study out of Kaiser Permanente finds the vaccination rates were 16-percent higher among boys whose mothers got a flu shot. Rates were also higher among those whose mothers got a pap smear in the past three years.
Hispanic boys, those who live in low-income neighborhoods, and those on Medicaid were the most likely to be vaccinated.