During the seasonal winter months, cases of flu skyrocket. Many vulnerable members of society are put at risk, pushing healthcare services to the brink.<br /><br />You may have even been offered a flu shot to curb the infection rate. But why is winter flu seasonal? What does it need to survive? And does everyone need to take the vaccine? This is Decomplicated.<br /><br />Check out Decomplicated on Independent TV, across desktop, mobile and connected TV.