Use a breast pump during lactation so your baby can get breast milk while you're away. Even when you're with your baby, using a breast pump can help maintain your milk supply. If you want to continue breast-feeding at work, it's even more necessary to pump out your milk for preservation.
In addition, the use of breast pump can also stimulate milk secretion, increase milk volume. If your baby is premature or doesn't suck on her mother's nipples, using a breast pump to collect milk not only gives your baby precious breast milk, but also relieves the pain and pressure caused by bloated milk. However, it is important not to milk too much when the milk is swollen, otherwise it can make the situation worse.
In special cases, if the doctor advised you to temporarily stop breastfeeding, for example, because you are taking drugs may be harmful to the baby, or you need short-term hospitalization, so the baby can't you give breastfeeding during this time, use the breast pump to suck out the milk, you can continue to help you to keep sufficient milk secretion.
While some people prefer to milk by hand, most find it quicker and easier to use a breast pump. At first, it may feel strange to use a "machine" to suck milk out of your breasts, but it usually doesn't take long for you to feel comfortable.