In the modern-day, most people are fully aware of various martial arts whether of western or oriental origin, like boxing, wrestling, various forms of grappling, karate, etc. However, India is not the first destination when martial arts come to mind.
With a rich history reaching back to ancient times India is credited for many inventions discoveries in the various fields of science. Indus Valley Civilization was fully aware of needs and practitioner dentistry 7000 BC. In 2500 – 2000 BC they used a flush toilet with almost every home being connected to a sewage system. Ruler and weight scales were used to compare the measure and size of traded goods.