Biologist Bakhtiyor Abdugafur writes that there is a neurobiological basis for saying that envy eats away a person's insides. He said that during jealousy, the hormone cortisol is produced, and it leads to severe diseases such as DNA damage and cancer.

Islam commands istrib. Istibra means to completely get rid of the remaining drops of urine after urination. We know why it is ordered. To be pure. Its medical benefits were also discovered later.

The cause of most diseases today...is that people don't feel hungry! It is more dangerous for humans than environmental problems from long-term satiety (resulting in excess weight, not obesity).