Ultra Violet rays or UV's cause the skin to burn in the sun.
Sleep? it works alot it helps the mind relax
B cells and T cells are examples of a lymphocytes.
You just add the nutrition values by the level of servings.
For a 15-month-old toddler, who is being treated for acute lymphoid leukemia, there are vaccines contraindicated, especially if the child undergoing chemotherapy. For example, live vaccines such as varicella, oral polio, measles-mumps-rubella (MMR) and bacillus Calmette-Guérin (BCG) should not be given to children under chemo. Although, inactive vaccines may be fine but active vaccines should not be administered.