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.
Long-term sunlight exposure is known to be associated with the development of skin cancer, skin aging, immune suppression, and eye diseases such as cataracts and macular degeneration. Short-term over-exposure is the cause of sunburn, snow blindness, and solar retinopathy.
1 Your body can produce that in minutes with sun exposure. 2  We evolve slowly over time. 3  Our bodies are made to synthesize vitamin D from sunlight, forming D3, which has hormonal advantages over other forms of vitamin D. 4  D3 is also better absorbed than other forms.