Unplug the sensor from the wiring harness, and get a special O2 sensor socket from the auto parts store (some loan them out for free) and remove the old sensor from the exhaust bung. If the sensor won't budge, try more penetrating oil or attempt the removal with the engine warm (be careful not to burn yourself).
However, a mattress that is too soft is just as bad for low back pain as a mattress that is too firm. In a 2005 study, The Journal of the Canadian Chiropractic Association pointed out that in a survey, 76% of orthopedic surgeons recommended firm mattresses.
Ease neck pain, reduce stress, and get all-around cozy with the Original Bones NeckBone Pillow. This pillow is designed to promote proper support of your neck and head, with a three-tier design that helps restore the natural curvature of the neck. 1  $14.99.leep soundly and comfortably with the U-Sleep Side and Back Sleeper Pillow. Ideal for side and back sleepers, the pillow provides proper support to align the head, neck and shoulders, as well as an anti-bacterial cover and down alternative fill.