Things that affect reactions include genetic makeup, age, gender, health status, medications we may be taking, preexisting disease, and life - style factors such as use of alcohol, tobacco, or drugs.
Reaktsioone mõjutavad geneetiline pärand, vanus, sugu, tervislik seisund, tarvitatavad ravimid, põetud haigused ning ka sellised eluviisiga seonduvad tegurid nagu alkoholi -, tubaka - ja uimastitarbimine.