How immunity wanes after coronavirus infection

The curve in this chart shows how neutralising antibody response rises to a peak at about five weeks post onset of symptoms (POS) but then falls away

The Y scale is a log scale showing neutralising antibody level. The colour of the dots indicates disease severity

The curve in this chart shows how neutralising antibody response rises to a peak at about five weeks post onset of symptoms (POS) but then falls away.

The Y scale is a log scale showing neutralising antibody level. The colour of the dots indicates disease severity