聽人講要練肌肉，要每次健身前先做30分鐘帶氧運動，但我又聽到人講話每個禮拜做唔超過30分鐘帶氧運動先可以練到肌肉。到底邊個講先係真架？
By hill chan (pupil) on 2010-01-05 Answers 1 Views 138
By meko mo (middle-school student) on 2010-04-20
應該要用帶氧運動消脂先練到肌肉架WO
