An interesting article on a wrestling style that I'd never heard of before. Poor families sending one son off to become a wrestler seems like a throwback to ancient times. http://www.bbc.co.uk/news/magazine-32625666
Kushti. They do some old school strength conditioning too, big metal bar swings etc. Though they mostly train like freestylers (according to my coach) Side note. When my coach went to India, he freaked when some people tried to touch his feet. Turned out that due to his cauliflower ears he's deemed as a fighter and it was a sign of respect.
I talked to a few families in south thailand and its a common thing there too but with muay thai. i guess not too different from working class families pushing their kids to play football in the UK. I'd be interested to go to the hanuman akhara in delhi. despite the popularity of wrestling in northern india, its mega underfunded
There's the large gambling aspect as well in Thailand. Poor families having their kids fight and placing odds.