Most of us haven't given much thought to nanotechnology, the science behind manipulation on an atomic or molecular scale. However, the U.S. Food and Drug Administration is taking a first step toward regulating the emerging technology.

If this mule can pull, let's hitch him up. Once again, aging men may be expecting less of themselves than they should. Once accepted notions regarding aging and its accompanying consequences are being challenged. Consequences of unhealthy aging make for lower testosterone levels.

In The Grimm's Fairytale Rumplestilskin, a gnarly fellow stays up all night spinning straw into gold. Children who aren't getting enough sleep can become a grumpy Rumplestilskin too. This sleep deprivation can lead to bullying children at school.

Science fiction novels often portray a society where people have become numb to the violence around them. War torn countries' citizens also accept tanks filling their streets and impoverished children suffering. The same type numbness occurs in children when playing violent video games.

Those darn telomeres just simply cannot keep a secret. They have a nasty habit of telling a woman's age and health status. Telomeres are the DNA located on the ends of chromosomes and are a measure of cell age. The healthier a cell is, the longer its telomeres are.

I guess Jack LaLanne had it right. Muscle loss begins in early adulthood. Becoming a 'couch-potato' at 30 will reduce your muscle mass with every bite of pizza.

According to a study by Swedish researchers, children who are chronically ill are much more likely than healthy children to be victims of physical abuse.

Keeping the lights on before going to sleep may have a negative influence on your health, according to a study to be published in the Journal of Clinical Endocrinology & Metabolism .

Much research has been done that illustrates the dangers of second-hand smoke. Now, a new study shows that "third-hand smoke" is also harmful to your health.

For children under four years of age, scalds are the primary cause of burn injury. Five thousand US children are sent to hospital emergency rooms each year for scald injuries from hot tap water or bath water.