1, Nws yog ib qho tseem ceeb kom sov so zoo Thaum siv dumbbells rau kev qoj ib ce, nws yuav tsum tau muab sau tseg tias kom txaus sov so ua ntej kev tawm dag zog, suav nrog 5 mus rau 10 feeb ntawm kev cob qhia aerobic thiab ncab ntawm lub cev cov leeg nqaij.2, Qhov kev txiav txim siab ruaj khov thiab tsis nrawm Tsis txhob txav nrawm, tshwj xeeb tshaj yog ...
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