Julainah and Yuyun Bewelli Fahmi 2025. The Effect of Baby Massage on Weight Gain in Babies Aged 4–6 Months in the Working Area of the Kepenuhan Community Health Center. International Journal of Health Engineering and Technology. 4, 3 (Sep. 2025). DOI:https://doi.org/10.55227/ijhet.v4i3.364.