Pneumonia is usually caused by a bacterial or viral infection in the , which causes the patient to cough up yellow-green mucus.

Explanation:

Pneumonia is tissue inflammation in the longs, which is caused by a bacterial infection. When that happens, the system begin to make the person cough, as a reaction to expelled the external particles or organisms that are causing the problem.

a mother eats twice as much to support her growing fetus

limiting sugar intake in a mother with gestational diabetes, switching from diving to swimming.   depending on whether the patient is normal weight, over weight or gain will differ depending on that.