Reckitt Benckiser Healthcare (uk) Limited

This study tested whether a menthol gel (Biofreeze) can reduce muscle soreness in marathon runners. 367 adults who ran the 2025 Chicago Marathon used the gel and reported their pain levels before and after applying it. The goal was to see how well and how quickly the gel relieves…

This study tested whether condoms containing a mild numbing agent (benzocaine) can 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 th…