Immunology

Discovery may help kick-start ageing immune system

The thymus is the powerhouse producing the immune system's T cells, which combat infection in our body. Yet this vital organ is one of the first to diminish in function as we age, resulting in a gradual loss of T cell production ...

Diseases, Conditions, Syndromes

You can't get influenza from a flu shot

Influenza is a moving target for vaccines. Each year, up to four different strains circulate, and they are constantly evolving to escape our immune system.