The symptoms are
First, the early signs of the disease Many chronic diseases will have some signs before the onset, showing only some organ dysfunction, such as chest tightness, dizziness, fatigue, insomnia and so on. It deserves everyone's attention.
Second, with the growth of age, people's metabolism will slow down, and there will be aging symptoms such as memory loss, decreased adaptability, decreased immunity, physical exhaustion and fatigue, which is also a manifestation of sub-health.
Third, the competitive pressure is too great, which leads to excessive brain use, fatigue and even physical and energy overdraft, which often makes the body and mind seriously overloaded, and once the body can't bear it, it will get sick.
Fourth, the physiological cycle is low, even if the body is healthy, there will be some sub-health manifestations in this special period. For example, women usually show emotional instability, irritability and excitability. Before menstruation, this is also a sub-health state.