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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.