I am a male, is it ok to cry?

Aperson who doesn't have enough calcium in his or her diet is at risk for developing bones that are weak and break easily. this condition is known as  a.  osteoporosis.    b.  crohn's disease.    c.  celiac disease.    d.  hemophilia.

Why is it important for health care professional to stay informed about new development?

This is a negative reaction to food that doesn’t involve the immune system