Why does a person need tears? Why do women cry more often than men?

In a day, 100 ml of lacrimal fluid enter the nasolacrimal duct. Tears moisturize the conjunctiva of the eye, neutralize microorganisms due to lysozyme, chemical substances formed during nervous tension are removed with tears. The hormone prolactin contributes to the secretion of tears.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.