CONTRACEPTION 1996;53:221-229 KEY WORDS: latex condoms, latex stability, aging, shelf life, condom quality Introduction n the spring of 1987, the United States Public Health Service began to advocate the use of condoms to assist in the prevention of the spread of the HIV virus.
A bulging disc can put pressure on the nerve roots coming out from the spine, resulting in middle back pain. In addition, a problem in another part of the body, such as the heart or digestive organs, can radiate to the middle back. This is called referred middle back pain.
1 Upper middle abdominal and back pain after eating. 2  The pain starts as a dull ache or sharp pain like the piercing of a knife in the upper middle abdomen, and spreads through to the upper back.  The pain could start soon after eating or within a few minutes to an hour after a meal.