How long am I contagious when I have the flu or a cold?

Adebate between dietitian and nutritionist the difference between education and the training for both of these perspectives

What is also known as an attack in volleyball

Me d: which system contains the heart, blood, and blood vessels? a. muscular b. circulatory c. respiratory d. digestive which system contains the pituitary, adrenal, and thyroid glands? a. respiratory b. circulatory c. endocrine d. reproductive