Dentistry is described as diagnosing, preventing, and treating faulty teeth, gums, tongue, lips, and mouth tissue. A dentist must remove decay, fill cavities, examine x-rays, put a protection of sealants in mouths, straighten crooked teeth, and repair fractured and chipped teeth. Dentists also mus...

As the population of the United States ages, the need for skilled nurses increases. That's where I come in; I plan on being a registered nurse. There is currently a nursing shortage and very few nurses graduating from their nursing schools and practicing. To top that, the average age of a re...