Preventive medical interventions and non-medicalised public health programmes that promise health benefits in the future, from actions taken now, carry a strong ethical requirement of 'first, do no harm' or primum non nocere. New preventive advice and interventions are being promoted on a daily basis, Disease Prevention: A Critical Toolkit provides a set of appraisal tools to guide those considering a preventive action to make sure that it is effective (does more good than harm), efficient (is a competitive use of scarce resources), and equitable in its impact across society.
Case studies...