The health care product B apparently reduce the hypothalamic 5-HT level of the rat, which is elevated by the overloading of swimming exercise, 5-HT reduction reduces the fatigue perception in CNS.

• 保健品B可明显降低过度游泳训练造成的超负荷疲劳大鼠下丘脑5-HT含量，有利于对抗过量5-HT在中枢神经系统引起的人体疲劳。