Over the 6 weeks , PLA and SAL groups improved V [ Combining Dot Above ] O2peak ( 51.7 4.7 vs 56.8 7.1 mLminkg ; 53.1 6.1 vs 55.0 6.7 mLminkg ) ; 3-km running time trial ( 988.6 194.6 vs 947.5 155.5 seconds ; 1040.4 187.4 vs 1004.2 199.4 seconds ) ; 1RM bench press ( 65.7 15.4 vs 70.3 13.8 kg ; 64.3 14.0 vs 72.5 15.3 kg ) ; and leg press ( 250.0 76.4 vs 282.5 63.6 kg ; 217.9 54.0 vs 282.8 51.9 kg ) .