Flu Can Trigger Asthma?

Flu is annoying. For those who have asthma, the arrival of flu will be very excruciating. Because the flu will trigger a recurrence of asthma.

A study conducted by experts in Boston, United States, found that flu activate immune cells known as, a natural helper cells. Activation of these cells stimulates the secretion of which will lead to a recurrence of asthma. Asthma relapse of flu will be worse and lead to severe shortness of breath, if not immediately addressed.

Dale Umetsu, leader of the study, said that nearly 100 percent of people with asthma deteriorated condition due to a viral infection. Previously they really do not know how it happened. But now they have an explanation.