Get Pain In Lower Back And Down Leg To Knee UK . What can cause lower back and leg pain? Sharp jolts of pain in the affected areas. Sciatica Leg Pain - Innovative Health & Wellness from innovativehealthandwellness.net Leg pain can range from mild to severe and it can happen for many different reasons, including problems with your muscles, joints, bones, nerves sciatica pain starts in the lower back and shoots down the leg. The distribution of pain depends upon which nerve root is involved; It just causes the muscles to misfire, destroying the otherwise needed given the importance of nailing down the actual source of your pain, you need to know the 3 signs that it could be your back causing your knee pain. What can cause lower back and leg pain? Common symptoms include pain, numbness, tingling, and/or pain may increase or remain constant while lying down, causing disturbed sleep.1 ...