Yoga is considered India's civilizational contribution to the world due to its ancient roots and ongoing relevance in modern society. Here are the significance of yoga in India's history and culture, along with its global reach:

• Yoga originated in ancient India and has been practiced for over 5,000 years
• It is deeply ingrained in Indian heritage and culture, and is highly valued for its physical, mental, and spiritual benefits
• Yoga has played a significant role in India's history and spirituality, including its use by sages and ascetics to achieve enlightenment
• Today, yoga is practiced by millions of people around the world, and has become a popular form of exercise and relaxation
• Yoga has been adapted to suit different cultures and lifestyles, and has even been used as a form of therapy for various health conditions
• The United Nations has declared June 21 as the International Day of Yoga, highlighting its global impact and importance
• Overall, yoga's enduring popularity and global reach highlight its ongoing significance in India's history and culture, as well as its value as an accessible and beneficial practice for people of all ages and backgrounds.

In conclusion, yoga is a cherished aspect of India's civilization and continues to have a variety of positive effects on individuals and societies around the world.