Clinical pathology supports the diagnosis of disease using laboratory testing of blood and other bodily fluids, tissues, and microscopic evaluation of individual cells.
Sleep in the fetal position. Sleeping on your side with your knees drawn up can help relieve lower back pain by allowing the joints in the spine to open up.Place a king-sized pillow or body pillow between your legs when you are on your side. Bend both knees and bring them up to a comfortable position. Avoid curving your spine.
Again, your skin needs to breath to promote and speed the healing process. So, if you get a tattoo on your back, you need to sleep on your belly for a few days or visa-a-versa. If you can sleep with your tattoo exposed, that would be best. If not, you can place a clean thin towel between you and the sheets.