Mammary glands.

An infection to the breast(s). This can occur when you have a plugged duct wich is not treated or not treated the proper way. Sometimes your breast becomes infected because bacteria entered the breast. This might happen if you have cracked nipples. If you do get a plugged duct or cracked nipples, don't worry. It doesn't mean you will get a breastinfection automatically.

If you do get a breastinfection it feels like having the flu. You have a fever and maybe a headache.

A breastinfection is also called mastitis.

The sudden refusal of the breast by your baby. This can happen at any moment during the breastfeedingperiod. It can have many reasons, but pain is the most common cause of breast refusal. Pain because of teething or blisters in the mouth of your baby for instance. Sometimes your baby is upset because you might have said  "au" a bit to loud or you yelled at an other child while breastfeeding your baby.

Newborns can also refuse the breast. Most common cause is a difficult birth.

Little cracks to your nipples caused by incorrect positioning/ latch-on. Sometimes your baby doesn't use the right technique or has a tied tongue so correct nursing is impossible for him.

This is the first milk the breast makes. It's thick and yellow, so it doesn't look like "real milk" yet. It contains a lot of antibodies wich give your baby a good start. Furthermore it helps your baby to get rid of the meconium. After a few days colostrum turns into "real" mothersmilk.

When your breasts become too full they become engorged. It's an oncomfortable feeling, sometimes even a painfull feeling.

When your baby is a few days old engorgement can occur because the breast starts making "real" milk.   

Using a machine (pump) to extract milk from the breast.

Helping your baby to correcty get to the breast so he can nurse easily and it doesn't hurt you. Breastfeeding your baby should not hurt you. If it does, something goes wrong positioning your baby or he is using a wrong technique. This may cause cracked nipples.

This is the moment when your milk comes in and starts flowing. You may sense this as a tingling feeling, some woman feel a mild pain. Your let-down reflex is influenced by stress or discomfort/ pain. The milk is still there, but won't flow. If you feel comfy again and relaxed the milk will come.

Sometimes you regret weaning your baby and you want to continue nursing. When you do, this is called "relactation. Some woman can breastfeed their adopted babies through relactation.

When you want to increase yoyr milksupplie or you want to keep your sleepy baby actively nursing, you can switch from one breast to another more often. Usually you feed your baby with one breast and offer him the other breast as a dessert. With switch nursing you offer one breast, then offer the other one and after some time go back to the breast you started with. You can switch breasts as many times as you like.

Thrush is a fungal infection to the breast and/ or nipples. You may notice a burning sensation to your nipples or an itchy feeling. Your baby may have white spots in her mouth, but that's not always the case. Sometimes your baby has no symtoms, but still has trush. You both need treatment when you have trush.