Athletic Sims autonomously work out more often than other Sims whenever there is equipment that allows them to work out around the lot they are on. They may even try to work out in the middle of a party.
Athletic Sims are more likely to win bar brawls,[TS3:LN] but the trait does not affect the outcome of the "Fight!" interaction.
Athletic Sims strongly benefit from undertaking a Physical Education major while studying at college.[TS3:UL]