ThehouseIgrewupinsitsdirectlyacrossthestreetfrommyhometown'sswimmingpool.Needlesstosay,mostsummerswerespentinthewater--fromplayingwithfriendsandtakingswimlessonstothenbecomingaswiminstructor,lifeguardandcompetitiveswimmer. It'snosurprise,then,thatIenjoybeinginandaroundwater,whetherapool,lakeorocean--anditturnsoutthatthisenjoymentisbackedbyscience,t...