A local  Star-Advertiser  article caught my attention:   Hawaii sees rise in COVID-19 positivity amid variant spread Health officials indicated that the FLiRT variants, including KP.1.1, KP.2 and KP.3, are beginning to dominate.  These variants are more immune-invasive, and another wave could be coming this summer. Hospitalization rate in Hawaii Two weeks ago, 27 hospitalized from Covid-19. May 22:  55 patients. Hawaii positivity rate: On May 1:  4.3% Last week:  8.5% This week:  10.5% Definitely going up.  But what is positivity?  Simply, divide the number who tested positive divided by the number who took the test, multiplied by 100.  How high is too high?  Four years ago a  report from Johns Hopkins indicated : The higher the percent positive is, the more concerning it is. As a rule of thumb, however, one threshold for the percent positive being “too high” is 5%. For example, the World Health Organization recommended in May that the percent positive remain below 5% for at least two