Different colors of bangles are believed to have symbolic meanings in various cultures. While there is no scientific evidence supporting their direct impact on health, red bangles signify energy and prosperity, green bangles represent good luck and fertility, yellow bangles denote strength and happiness, gold bangles symbolize fortune and prosperity, purple bangles signify independence and freedom, black bangles are associated with power, pink bangles are believed to enhance love, and white bangles represent new beginnings. These beliefs add cultural significance to wearing bangles, although their effects on health remain subjective and unproven.