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Mastitis

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  • Mastitis

Mastitis

Mastitis is swelling in the breast tissue that can sometimes lead to an infection. It is often caused by having too much milk or a change in the natural bacteria in your breasts. After giving birth, you may have engorgement (painful swelling in the breasts). This is not mastitis and should go away within two weeks.

Signs of Mastitis

Mastitis usually happens in one breast and can cause your breast to be swollen or red. Other symptoms might include:

  • Fever (101°F or higher)
  • Chills
  • Body aches
  • Nausea
  • Vomiting
  • Yellowish discharge from the nipple
  • A tender, warm, or hot area on the breast

If you don’t start feeling better within 24–48 hours, call your healthcare provider. You might need antibiotics. While not all cases of mastitis are caused by infection, it’s important to take the full course of antibiotics if prescribed.

Person in pink shirt holding their stomach gently.

What you can do:

  • Keep breastfeeding
  • It’s safe to breastfeed while you have mastitis. Nursing can help reduce engorgement, ease symptoms, and speed healing.
  • Follow your baby’s hunger cues
  • Feed your baby from the unaffected breast first, then offer the affected side. Don’t try to fully empty your breasts. If pumping, only remove enough milk to meet your baby’s needs.
  • Use cold compresses
  • Apply ice packs hourly or as needed. Avoid using heat, as it can increase swelling. A warm shower is okay, but don’t place heat packs directly on your breasts.
  • Stay hydrated and rest
  • Drink plenty of water and get as much rest as you can to help your body heal.
  • Wear a supportive bra
  • Avoid tight bras or those with underwire.
  • Ensure a good latch
  • Make sure your baby is latching deeply and comfortably. A good latch helps drain milk effectively. WIC can help if you’re having trouble with latching.
  • Manage pain
  • Ask your doctor or pharmacist about over-the-counter pain relievers that are safe to use.
  • Try gentle massage
  • Use light, gentle strokes with your fingers, starting at the nipple and moving toward your armpit or collarbone. Massage during or right before feeding can help with milk flow and ease discomfort. Avoid pressing too hard, which might worsen symptoms. Stop if it hurts or your symptoms get worse, and talk to your healthcare provider.
Breast self-exam illustrating circular and upward motions.

It’s safe to feed your baby breast milk when you have mastitis. Your milk might look clumpy or stringy, but it’s still healthy for your baby.

If your symptoms don’t improve or you’re unsure about anything, reach out to WIC or your healthcare provider for help.

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    Feeding a 6-7 Month Old

    Feed solids with a spoon and from a bowl, never from a bottle.
    Breast Milk
    Infant Formula
    Breast Milk

    Continue to nurse on-demand, about 4-6 times in 24 hours.

    Babies may experience a growth spurt around 6 months of age and may feed more often.

    Offer breast milk in a cup.

    Infant Formula

    24-32 oz. per day of infant formula.

    Offer formula in a cup.

    Grains
    Vegetables
    Fruits
    Proteins
    Grains
    Use breast milk or formula to prepare 2-4 Tbsp. iron-fortified infant cereal. Offer twice per day. 2-4 Tbsp. of small pieces of dry bread, baby crackers, and cereal. Offer twice per day.
    Grains
    Vegetables
    4-8 Tbsp. per day. Cooked, pureed, mashed vegetables.
    Vegetables
    Fruits
    2-4 Tbsp. per day. Cooked, pureed, mashed fruits. Applesauce, pureed peaches, or mashed banana.
    Fruits
    Proteins
    2-4 Tbsp. per day. Plain strained, mashed, or pureed meats, poultry, eggs, fish, or legumes. May add smooth whole milk yogurt. Thinned, smooth peanut or nut butter.
    Proteins

    Feeding a 10-12 Month Old

    Breast milk is the most important source of nutrition for your baby, even after you start offering solid foods.

    Breast Milk
    Infant Formula
    Breast Milk

    Continue to nurse on-demand, 3 or more times per day.

    Infant Formula

    16-24 oz. per day. Offer in a cup.

    Grains
    Vegetables
    Fruits
    Proteins
    Grains
    4-8 Tbsp. per day. WIC approved infant cereals. Dry toast, crackers, bread, bagels, rolls, or plain muffins. Cooked rice and noodles.
    10-12 Month Grains
    Vegetables
    3-4 Tbsp. per day. Cooked bite-size vegetable pieces.
    10-12 Month Vegetables
    Fruits
    3-4 Tbsp. per day. Fresh fruits, peeled, and in bite-size portions.
    10-12 Month Fruits
    Proteins
    2-4 Tbsp. per day. Finely ground, chopped, or diced meats, poultry, eggs, fish, or cooked mashed beans. Thinned, smooth peanut butter.
    10-12 Month Proteins

    Feeding a 8-9 Month Old

    Feed solids with a spoon. Never put cereal in a bottle.

    Breast Milk
    Infant Formula
    Breast Milk

    Continue nursing on-demand, at least 4 times in 24 hours.

    If your baby seems less interested in nursing after you introduce solids, try nursing before you offer solids.

    Offer breast milk in a cup.

    Infant Formula

    24-32 oz. per day.

    Offer formula in a cup.

    Grains
    Vegetables
    Fruits
    Proteins
    Grains

    4-8 Tbsp. per day.

    Plain iron-fortified infant cereals.

    Plain rice or pasta.

    Baby crackers, small pieces of bread, or soft tortillas.

    8-9 Month Grains
    Vegetables

    8-12 Tbsp. per day.

    Plain cooked vegetables, mashed with a fork.

    8-9 Month Vegetables
    Fruits

    8-12 Tbsp. per day.

    Peeled soft fruit in bite-size pieces.

    Unsweetened canned fruit.

    8-9 Month Fruits
    Proteins

    4-8 Tbsp. per day.

    Finely ground, chopped, or diced meats, poultry, eggs, fish, or cooked mashed beans.

    Cottage cheese or mild cheese.

    Thinned, smooth peanut or nut butter.

    8-9 Month Proteins
    I'm Hungry
    I'm Hungry

    Tips

    Mother breastfeeding her baby in a cozy chair.

    Breast milk and formula feeding:

    Around 2-3 weeks, 6 weeks, 3 months, and 6 months of age, babies may experience a growth spurt when they feed more often.

    As they grow babies can hold more milk, so feedings may become further apart and take less time.

    To prevent choking, always hold your baby when feeding. Never prop up a bottle to feed.

    Start offering whole milk when your baby is one year old.

    The American Academy of Pediatrics recommends exclusive breastfeeding for the first six months and that breastfeeding continue for at least 12 months and beyond.

    Caregiver feeding baby with spoon.

    Feeding solid foods:

    Wait to offer solid foods until your baby:

    • Can sit up and hold up their own head.
    • Opens their mouth when they see food.
    • Can close their lips around a spoon.

    To prevent choking, always hold your baby when feeding. Never prop up a bottle to feed.

    Try one new food at a time. Wait 5 days before trying another new food to watch for allergies. Food allergies may include wheezing, rash, or diarrhea.

    Introduce peanut butter around 6 months. Mix one teaspoon of peanut butter with breast milk or formula. Make it thin and easy to swallow. Use a spoon to offer a taste of the thinned product. Watch your baby for any reaction for the next 2 hours.

    Babies under one year should NOT have honey due to the risk of botulism. Also, babies should not have foods that can cause choking like nuts or whole grapes.

    All babies are different. Talk with WIC or your baby’s healthcare provider about your baby’s needs.

    Feeding Cues

    I'm Hungry
    I'm Full
    I'm Hungry
    • Stirring
      Stirring
    • Mouth opening
      Mouth opening
    • Turning head seeking/rooting
      Turning head seeking/rooting
    I'm Full
    • Releases or falls off
      Releases or “falls off”
    • Turns away
      Turns away
    • Relaxes and opens fists
      Relaxes and opens fists

    Feeding a 4-5 Month Old

    Before teeth come in, wipe gums with a soft, clean wash cloth after each feeding, especially before bed.

    Breast Milk
    Infant Formula
    Breast Milk

    Nurse your baby on-demand, at least 7-9 times in 24 hours.

    When your baby starts teething, they may want to nurse more often.

    Infant Formula

    25-45 oz in 24 hours.

    Your baby needs about 4-6 oz of iron-fortified formula every 3-4 hours.

    Your baby may start to feed on a schedule. Instead of focusing on fixed amounts, let your baby tell you when they have had enough.

    I'm Hungry
    I'm Hungry

    Feeding a 0-3 Month Old

    Newborns have tiny tummies and need to be fed often. In the first few weeks, you may need to wake your baby to feed if they sleep longer than 4 hours.

    Growth Spurts

    Many babies are fussy during a growth spurt and will want to nurse longer and more often. This is called cluster feeding. This is your baby’s way of helping you increase your milk supply so that you can keep up with their needs. Remember, the more your baby nurses, the more milk your body makes.

    Growth spurts can happen at any time, and every baby is different.

    They often happen at these ages:

    Baby lying down, holding feet playfully.

    2 to 3 Weeks

    Smiling baby in white onesie crawling on bed.

    6 Weeks

    Baby in yellow shirt crawling and smiling brightly.

    3 Months

    Smiling baby sitting, wearing blue pants.

    6 Months

    Breast Milk
    Infant Formula
    Breast Milk

    Breastfeed 8-12 times in 24 hours to help your newborn stay healthy.

    Nurse on-demand and when your newborn shows signs of hunger, such as sucking on hands or smacking lips.

    Infant Formula

    In the first few days, newborns need 2-3 oz. of iron-fortified infant formula every 3-4 hours.

    By the end of the first month, your newborn needs about 4 oz. every 4 hours.

    Feed on-demand and when your newborn shows signs of hunger.

    What foods can I get?

    Authorized Food List
    Authorized Food List

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