The period of adolescence is one of the most important and most dangerous periods in human life. It is a critical period that requires a great deal of care and attention because it is the transition period

Genetic factors Problems with the mother during pregnancy, such as: catching viral or bacterial infection, fetal disorders, pulmonary valve or aortic valve, or mother being exposed to radiation. Smoking

Ginger is found in the warm areas. It is considered a tropical herb. It is characterized by its purple green flowers. It also contains a large quantity of powerful antioxidants and many minerals and essential

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Thank you for the important additions Your participation makes me happy

Thank you for the important additions Your participation makes me happy

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Various types of pollutants, including gases, are produced by combustion and industries, which increase their natural level in the atmosphere. The most important of these gases is SO 2 , a colorless gas

My tutor has some money and keeps him in his pocket, and his scientific how to spend money when needed.

We all love to live a contemporary life, but we do not steal the most important thing in us and it is the spirit

The sane of smokers is the one who asks: What do I really waste from this betrayal, only mirages and illusions

We will continue to say:Hardness of the arteries is atherosclerosis, where the proportion of low-density lipoprotein in the blood, or more than 160 mg / dL, and thus lead to accumulation in the arteries,

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