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 the principal city of the Ontario, OR-ID Micropolitan Statistical Area, which includes Malheur County in Oregon and Payette County in Idaho. Ontario is approximately halfway between Portland and Salt Lake City. It is the closest city to the Idaho border along Interstate 84. The city's slogan is Where Oregon Begins.