Moms share what it's like to produce excess amounts of breast milk. (Photo illustration: Victoria Ellis for Yahoo News; photos: Getty Images) But some women don't just make too much milk, they have a ...

Elisabeth Anderson-Sierra, a mom of three, tells PEOPLE about spending hours pumping daily and finding a silver lining to a syndrome that disrupted her life Elisabeth Anderson-Sierra's body doesn't ...

Breast milk production is often a big concern for nursing moms. Produce too little milk and you'll need to supplement with formula, which can be costly and stressful for those who are set on ...

Elisabeth Anderson-Sierra is a mom of three in Oregon who has hyperlactation syndrome, a rare medical condition that causes an oversupply of breast milk. She shared her story with TODAY on behalf of ...

Excessive milk supply, known as hyperlactation syndrome, affects some new mothers. This condition causes pain, engorgement, and emotional stress for mothers. Babies may face digestive discomfort and ...

Hyperlactation syndrome (HS), or “oversupply,” occurs when a person produces more breast milk than their baby requires. This can cause symptoms such as breast pain or discomfort, leakage, and blocked ...