วันเสาร์ที่ 15 สิงหาคม พ.ศ. 2558

SPRINT INTERVALS

SPRINT INTERVALS 

BEST FOR...Happy days

When you are got that blissed - out feeling , your body is flooded with the happy hormones, endorphins,serotonin and doparmine and oxytocin. While it possible to feel ,too high ,to work out, now is the time to make the most of your emotions.Negative emotion can decrease performance but balance,stability and happypiness will make you work to your optimum,

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