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.
Established in the 18th century, this capital city of provincial Ontario is part of the Golden Horseshoeâan area stretching around Lake Ontario that contains about one-fourth of the country's entire population. Start a tour of Toronto with CN Tower, the city's most prominent icon.