<prompt> Primary prevention in myocardial infarction are all EXCEPT:Maintenance of normal body weightChange in life styleChange in nutritional habitsScreening for hypeension  <response>: - All screening diagnostic tests comes under secondary level of prevention. - Hence, Screening for hypeension is a secondary level of prevention. It aims to reduce the prevalence of a disease by shoening its duration. - All other options given protects against development of MI. Hence, primary level of prevention. 