Coronavirus antibodies fade over time – but that does not mean immunity might not be long lasting. Our immune response to the virus isn't just about antibodies. The key question is whether other key parts of the response – T cells and B cells – also fade.
A new study suggests coronavirus antibodies fade over time – but how concerned should we be? According to , the key question is whether infected people sustain adequate levels of T cells and B cells.
Until we know what happens to T cell and B cell responses over time, we shouldn't give up hope on developing long-term immunity.