A variety of abbreviations exist to designate the applicable certifications, specialties and education of nurse practitioners. General Abbreviation The general abbreviation for nurse practitioners is NP. A general nurse practitioner has completed at least a bachelor degree and has a license to work as a registered nurse (RN) in her home state. Additionally, she has at least two years experience practicing as an RN and has completed a masterâs degree and additional training.
Our body creates most of our vitamin D from direct sunlight on our skin. We also get vitamin D from some foods â including eggs, meat and oily fish such as salmon, mackerel and sardines.
Calcitriol, the active form of Vitamin D, is arguably the most powerful hormone in the body. It has the ability to activate over 2,000 genes (roughly 10% of the human genome). Too much sun exposure causes free radical damage leading to wrinkles and cancer cell growth.