Seafood is always a great choice for protein if you’re young and female, right? Not so fast.

Iron deficiency has been associated with autism in past studies, such as one published in Pediatrics in 2012. And children of mothers who have too little iron during pregnancy may also have a higher risk of getting this condition.

Parents often worry if their children are getting all the nutrients they need. Vitamins and supplements help fill in the gaps, but only if those supplements actually benefit a child.

Regular physical activity benefits the body in many ways, from weight loss to improved blood pressure. Those with the sickle cell trait might find an added benefit -- longevity and fewer complications. Unlike sickle cell disease, a painful inherited condition in which red blood cells are an abnormal crescent shape, those with the sickle cell trait inherit only one copy of the disease and have a mixture of normal and misshapen red blood cells. They tend to suffer from an increased risk of sickness and higher death rate. Ask your doctor about exercise if you suffer from sickle cel...