<qa>  What is the purpose of the research?The purpose of the research is to compare the influence of customized foot orthoses use on the venous status among healthy female and male subjects. This is a quasi-experimental study which included 20 healthy subjects. Sociodemographic and medical record data are registered. Furthermore,venous function is evaluated by plethysmography, first, without orthoses and, after 20 days, with orthoses. 