Is there any reason why worms would increase the severe morbidity/death rate? The only thing I can think off is that (some) parasites tend to have a suppressiv

Is there any reason why worms would increase the severe morbidity/death rate? The only thing I can think off is that (some) parasites tend to have a suppressive impact on the immune system but it also seem that could also prevent the cytokine storm that initially was reported as a major cause of severe illness and death.