If you think thoroughly, the basis of all subjective reasons is the lack of Credibility

Man loses self-confidence, connection with own inner world, he doesn’t understand what is best for him and what is harmful, and without realizing it, he starts causing himself harm.

There is a state of disbalance, which affects all spheres of a human life – general state and self-sentiment, personal life, career and finances, relationships with others and the world in general.

Non-confidence bears fear. Fear creates a neurotic state of mind, which later becomes chronic stress. Stress leads to spasms of blood vessels and capillaries, through which blood moves (electrolyte).

Further at the level of a physical body pathological changes occur.