You may store your expressed milk in the refrigerator and add some more refrigerated milk to it during the same day before labeling and freezing it if you wish. Still others who are experienced find that they can simultaneously nurse from one breast and collect from the other, taking advantage of the let-down reflex. It's caloric content is low unless it is mixed with hind milk from the other end of that same feeding. Leave a space in the collection container to allow for expansion when it freezes. The affected area may be red and wedge shaped.
Some women notice that after the baby has nursed they still feel full in that area.
If these symptoms are not treated, a breast infection may occur. A breast infection requires immediate attention to speed recovery and avoid a more serious condition. Occasionally, this causes the blockage. Soak the nipple with a clean, wet, warm cloth. Try hand expressing afterward, to see if that will loosen the plug.