Wearing wedding rings on the finger is a common practice during a marriages. In some culture, the ring is worn on the fourth finger of the left hand. Meanwhile, there are also cultures which don't practice wearing a ring.

But have you ever wondered why the ring is worn particularly on the fourth finger? Some say that the "vein of love" ran directly from the fourth finger of the left hand to the heart.

However, that's not the only explanation that we've got. Here's why the fourth finger is known as the ring finger:
In accordance with Vedic beliefs, there is a significant tradition surrounding the wearing of wedding rings on the fourth finger of either hand. This practice, which is also embraced by various Western cultures and detailed in Vedic Puranas, is steeped in symbolism and romance.

The tradition is rooted in the concept of the "Vena Amoris" or the "Vein of Love," as identified by ancient Romans. It was believed that a vein running directly from the fourth finger to the heart symbolized eternal love and affection between couples. This concept aligns with modern medical understanding, which confirms a direct connection between this finger and the circulatory system, highlighting its relevance to matters of the heart.

Interestingly, in Muslim customs, the exchange of wedding rings during pre-wedding rituals can occur on either the left or right hand, reflecting cultural diversity in matrimonial traditions.

The rich and diverse traditions of Indian marriages are not only fascinating but also captivating due to their logical and specific rituals. Each matrimonial celebration is imbued with deep symbolism and purpose, reflecting the cultural heritage and spiritual significance of marital union.

Source : SpeakingTree, India Mike