Lots of parents discover this hard to tackle, and a doctor might present some helpful perspective. What Is Abstinence? Abstinence isn’t having sex. Somebody who decides to practice abstinence has chosen not to be sexually active. How Does Abstinence Work? Abstinence may be the simplest form of birth control. If two people don’t possess sex, after that sperm can’t fertilize an egg and there’s no possibility of pregnancy.Seeking to future techniques, medical researchers hope to fulfill a promise of regenerative medicine: restoring the body’s capability to produce its own insulin. One remedy is to transplant tissues known as the islets of langerhans, small masses within the pancreas comprising the beta cells that normally secrete insulin. Islet transplants experimentally have been performed, but typically fail over time in a patient’s body. Moreover, islets are extracted from cadavers, and products have become limited, so researchers are seeking ways to grow islets in the laboratory.