When a male reaches puberty, what should he do once a month? What signs would indicate something is abnormal?

Answerpaper towels                  shampoo                  clarifying shampoo                  detergents and baking soda                    dry shampoo;

Immunization is the introduction of a foreign substance to provoke  the immune response system.  immunizations are the same as vaccinations. it introduces foreign (but dead/ weakened) illnesses to train the body to fight against them. specific viruses and bacteria have specific antigens, antigens act sort of like name tags. these name tags the immune system recognize what's dangerous to the body and what's safe.