Subjects in Group B will receive 14 needles based on the TCM theory "Soothing liver-qi stagnation" and "Tonifying the heart and the spleen"and "Invigorating the Yang Qi", all needles will be retained for 30 minutes. Acupoint combination: Taichong太衝 (LR 3), , Sanyinjiao 三陰交 (SP 6), Xuanzhong懸鐘 (GB 39), Shenmen 神門 (HT 7), Zusanli 足三里(ST 36), Baihui 百會(DU 20), Shenting神庭(DU24), Qihai 氣海(RN6), Guanyuan 關元(RN4). Teding Diancibo Pu (abbreviation: TDP) "特定電磁波譜" will be applied to Group B immediately after the needle insertion. This TDP device is a infra-red heat lamp which is commonly used by acupuncturists and Chinese Medicine Practitioner as a therapeutic substitute for moxibustion. The procedure will be lasted for 30 minutes in 30-40 cm above the specified acupoint Qihai 氣海(RN6) and Guanyuan 關元(RN4).