Use firm pressure, but avoid vigorous brushing, which might damage interior mortar joints.

Excessive exercise can damage tendons, ligaments, bones, cartilage, joints and muscles and not give minor injuries a chance to heal.

Apart from the kidneys, SLE can also damage the skin, joints, nervous system and virtually any organ or system in the body.

If a person with hemophilia is treated quickly, the blood will clot normally, and bleeding will not damage the muscles and joints.

After anesthesia, the patient's inability to react to movements may damage joints and muscle groups.

Foredge shelving may damage the spine and joints of a book.

Work the brush up and down a half dozen times or so, brushing deliberately but not vigorously; overzealous brushing can damage interior mortar joints.

I would like to get rid of this see-through paint, but I am concerned about damaging the brick or mortar joints.

If pressure-washing is not done carefully, it can damage mortar joints and the bricks.

In the later stages, Lyme can damage the heart, nervous system and joints.