Asthma has become one of the health problems in the world. Asthma is characterized by
chronic inflammation of the respiratory tract which leads to breathlessness, wheezing, and …

Indonesia is a country with a tropical climate with sun exposure throughout the season,
because sunlight is the largest source of vitamin D. The risk of vitamin D deficiency can lead …

Introduction: Vitamin D deficienc may contribute to certain health problems among senior
people. Excessive body weight lowers the vitamin D level. Hypovitaminosis D affect older …

BACKGROUND: Allergic diseases and vitamin D deficiency were found to have a
relationship. However, there was limited number of studies on the relationship between …

Background of Study: Vitamin D deficiency can be a serious problem that can be prevented
early on. An unfavorable young lifestyle can affect vitamin D in the body due to the level of …

Background: Vitamin D plays an important role in many immune and allergic diseases, and
its deficiency is more in areas with low solar radiation. Asthma is a common disease in …

Background Asthma is a heterogeneous disease characterised by chronic inflammatory
airways, and is affected by several immunological factors. One of the most discussed and …

Vitamin D deficiency is widespread in Saudi Arabia. The aim of this study was to explore
participants' knowledge about vitamin D and attitudes toward sun exposure. The study also …

Background It must be obvious that no one factor should be held accountable for the
etiology of allergic diseases, asthma or acute asthma exacerbations. Operating on a genetic …

Background: Asthma is the most common childhood chronic disease. The increased
prevalence of the disease has been contributed in conducting the various studies on the …