Pain behind the Knees â Causes, Risk Factors and Treatment. 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.
Ontario is a Province in Canada. There are no US states by that name. There is Ontario California stateside. Valerie Lee.
Ontario is a province in Canada named after the famous Lake Ontario. It is located in the east central region of the country and is home to the capital city of Ottawa as well as the commercial city of Toronto.