容易疲劳常见于以下三种情况:第一种是体质先天不足,精力较差,稍有活动,包括体力或脑力活动,就会感到疲劳不堪;第二种情况是病后未康复的时候,体力一般也较差,疾病消耗了大量的体能,疲劳是大脑自我调整,提醒你加强休息,不要强行工作的信号;第三种就是进入中老年之后,大多容易疲 Easily fatigue common in the following three situations: The first is the constitution of the inherent deficiencies, poor energy, a slight activity, including physical or mental activity, will feel tired; second case is not recovering from illness, physical general Also poor, the disease consumes a lot of physical fitness, fatigue is self-adjustment of the brain, to remind you to strengthen the rest, do not force the signal of work; the third is to enter the middle-aged, most likely to fatigue