The failure of irreligious people in submitting themselves to Allah causes them to be in a constant state of ill-ease, anxiety and stress. As a consequence, they are afflicted by various psychological illnesses which reveal themselves in their physical selves.
In the ignorant societies, people lead troubled lives. This is surely a direct consequence of not putting one’s trust in Allah. Not believing in Allah, they assume they can avoid their responsibilities towards Allah and still enjoy all the worldly pleasures of life. Nevertheless, to their disappointment, one thing bothers them greatly: stress.