Hard lumps will usually go away on their own after returning to breastfeeding, but if the lumps are large they may not go away on their own.
Localized milk deposits can occur during the process of breastfeeding, manifesting themselves as breast lumps. If the lump is relatively small, it will be slowly absorbed by itself and can disappear on its own with the return of milk. But some hard lumps will not disappear on their own, you can use a hot towel to apply warm compresses or massage the hard lumps, which can promote the disappearance of hard lumps and knots.
If the hard lumps are serious, you can use a breast pump to suck the milk out of the breast, and at the same time reduce the stimulation of the nipple and breast, so that the prolactin secretion will be reduced, so that the milk secretion will be reduced accordingly.
If the hard lump exists for a long time, it may cause mastitis, resulting in the skin of the breast to appear red and hot and other symptoms, then you need to timely medical treatment.
It is recommended to observe the hard lumps of milk knots in the breasts at any time, and once there is pain, heat, skin redness and other abnormalities, it is necessary to consult a doctor in a timely manner, so as not to cause serious consequences.