Reckitt Benckiser Healthcare (uk) Limited

This study tested whether a menthol gel (Biofreeze) helps reduce muscle soreness in marathon runners. 367 adult runners used the gel during or after the 2025 Chicago Marathon and reported their pain levels before and after application. The goal was to see how quickly and effectiv…

This study tested whether condoms containing a numbing ingredient (benzocaine) help men who feel they ejaculate too quickly last longer during sex. 300 healthy men in stable relationships used three types of condoms and recorded how long they lasted. The goal was to see if the nu…