Are Indians and Iranians (Persians) actually from the same root?

Are Indians and Iranians (Persians) actually from the same root?

According to this video, that seems to be the case. Plus, geographically speaking, a huge part of Iran aligns much more with South Asia than the Middle East anyway. So technically, Iran is more of a South Asian country, and its people share the same ethnic roots as South Asians. What do you guys think?

Are Indians and Iranians (Persians) actually from the same root?
Post Opinion