What causes pain behind the knee. An injury or blow to the back of the leg due to a fall or some other accident may lead to considerable pain in the posterior knee region. A sprain may lead to considerable pain, that may be accompanied by redness and swelling.
Everybody knows them. London (Ontario) is a great place to live because we have everything you need to get by, it's safe to raise a family, there's not a lot of crime and if you want to stay away from a huge city like Toronto then you can live two hours away in a place where it's a lot easier to get stuff done.
Ontario, CA. Sponsored Topics. Ontario is a city located in San Bernardino County, California, United States. As of the 2010 Census, the city had a population of 163,924, down from 170,373 at the 2000 census, making it the county's fourth most populous city after San Bernardino, Fontana, and Rancho Cucamonga.