abstract sun was always in special place among iran and world myths that can be know as the eldest station for worshiping sun, cross or swastika is the most common face which has been turned to capital for the craftsmen and artists of the various eras in order to decorate handicrafts beside other various images of sun.  this   epidiascope is one of the eldest ancient epidiascope and it can be s...

Objective(s) Studies have described immunomedulatory effects of sun exposure and ultraviolet radiation on infectious and neoplastic diseases. Here the effect of exposure to low potency radiation of sun on the course of leishmaniasis in mice was studied. Materials and Methods Fifteen BALB/c mice were exposed to suberythemogenic doses of sun (mean 180 mJ/cm2/day of UVB) 2 months before and 4 m...

Background: The onset of primary progressive multiple sclerosis (PPMS) can be triggered by sun exposure and physical activity. The present study aimed to determine the risk of sun exposure and physical activity in PPMS development. Methods: The case-control study recruited PPMS cases and healthy controls from the general population from September 2019 to September 2020 in Tehran, Iran. The sel...

Vitiligo and Lichen Planus, two common dermatologic disorders, are expected to coexist. This leads to diverse theories regarding their immunopathogenesis linkage. In this case, we report a twenty-year-old man suffering from simultaneous lichen planus and vitiligo which were both generalized at the time of observation and also concomitant throughout their entire course of progression. Lichen Pla...

backgrounds: vitamin d deficiency is a public health concern even in sunny areas, so we decided to assess the prevalence of vitamin d deficiency and its related factors among university students in shiraz. methods: this cross‑sectional study was carried out on 254 (128 male and 126 female) university students. demographic questionnaires and a questionnaire on exposure to sun light and sun prote...