Many women experience breast-related problems like soreness of the nipple, breast pain, inverted nipple, cracked nipple, itchy nipple, cyst, and lumps in breast, after delivery. Many mothers experience low milk supply after birth of the baby.

Methods and Materials: The study involves 60 ASHA health workers at selected urban area in a metropolitan city. The pre-experimental study, one group pre-test and post-test design with a non-probability convenient sampling technique were selected. The knowledge was assessed by a semi-structured questionnaire before and after the structured teaching program. The data was analysed by using descriptive statistics i.e., frequency and percentage and central tendency and inferential statistics i.e., non-parametric test and chi-square test.

Results: It was found that the study participants in pre-test 10(16.7%) was poor knowledge, 50(83.3%) was good knowledge and in post-test 60(100%) had excellent knowledge.

Conclusion: The structured teaching was an effective tool to raise the knowledge among ASHA health workers regarding breast massage.

Recommendation: The study recommends the need of awareness raising program regarding breast massage to decrease the breast related problems.