Sleep Quality by Sex and Habitual Ergogenic Aid Use in Athletes: A Cross-Sectional Study
This cross-sectional study examined the sex × habitual ergogenic aid use interaction in relation to sleep quality and described athletes’ primary product choices. The final analytical sample comprised 313 athletes (138 female and 175 male), including 112 habitual users (35.8%) and 201 non-users (64.2%). Habitual use wa...