Influenza is a widespread infectious ailment with flu-like indications. This ailment is caused by a thread shaped virus that keeps on changing its shape as the time progress, making it difficult to treat it in a simple particular way. A huge number of individuals get affected by this ailment in each and every year. In most cases, it has been found that individuals do not take proper care of the ailment in its preliminary stages. It is only at the later stages that the individuals become concerned and seeks help of a physician. Some of the early symptoms are pain in the movement of the eye, fever ranging from 100 degrees to 104 degrees Fahrenheit, runny nose, sore throat, body ache, muscle pain, headache, in general fatigue and weakness are some of the influenza symptoms of vitamin D.
However, very little can be done if one is suffering from influenza and bed rest, consumption of fruit juice or fluid after every hour, taking medicines if there is a headache or calling a doctor if the fever fails to subside even after three days.
Recently, however, numerous studies and researches have come up that showed that vitamin D is extremely helpful in dealing with influenza. These studies indicate that with the fall of winter, there is a marked difference in the concentration of Vitamin D level, which is thought of as a vital factor of the increase of respiratory viral infections like flu.
Individuals having a high level of vitamin D not only have a reduced occurrence of influenza, but also the severity of the influenza is also much less. In a study conducted in Boston involving around 1900 adults and children that have been published in February 2009, it has been found that the individuals who have the lowest level of vitamin D have reported with much more cases of cold and influenza flu. Individuals having chronic respiratory disorders like asthma, etc. faced five times greater risks of getting attacked by influenza while those suffering of COPD has twice the risk of being attacked by influenza than the normal persons having the same deficit of vitamin D.