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The horizontal fraction bar was introduced by the Arabs.
Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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.
Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.