Vitamin D Levels in Residents in Medicine

The population in Israel is heterogeneous in the aspect of skin exposure to the sun. Women in the Moslem community with traditional long sleeve dress code whose sun exposure to the sun even in the summer months is limited.

The physicians in the course of their internship who work indoors and work many night shifts and nurses with their shift work have limited sun exposure in all seasons.

The study addresses the amount of sun exposure, assessed by a sun exposure questioner, age, gender,number of shifts in the physicien group and in nursing group the job percentile religion (clothing cover).

The standard for measuring vitamin D status is 25(OH) D levels in the serum. The staff members from which blood will be drawn will be have an explanation about the aim of the study and will sign an informed consent.