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Effectiveness of contraceptive methods with respect to birth control. Only condoms are useful to prevent sexually transmitted infections. There are many methods of birth control (or contraception) that vary in requirements, side effects, and effectiveness. As the technology, education, and awareness about contraception has evolved, new ...
Although some people question whether men would be interested in managing their own contraceptives [188] or whether women would trust their male partners to do so successfully, [189] studies consistently show that men around the world have significant levels of interest in novel forms of male contraception [18] [23] [190] [19] [191] [192] and ...
Injection of medical polyurethane (MPU) to form a plug in the vas deferens resulted in azoospermia in 96% of men, though these result were seen 24 months after injection. [ 6 ] [ 7 ] [ 8 ] Studies on over 130 men following removal of the plug within five years showed successful restoration of fertility. [ 6 ]
She was the first scientist to popularize this alternative method of contraception for men. Thermal dependence of spermatogenesis was studied in 1941 with external heat such as hot baths or saunas with temperatures above 40 °C over short periods of exposure.
Access to medications such as birth control and emergency contraception is also changing, with over-the-counter (OTC) options now available for both. But not everyone knows what options exist, how ...
A contraceptive implant is an implantable medical device used for the purpose of birth control. The implant may depend on the timed release of hormones to hinder ovulation or sperm development, the ability of copper to act as a natural spermicide within the uterus , or it may work using a non-hormonal, physical blocking mechanism.
[38] [39] Many NFP clinics and teaching organizations are associated with the Catholic Church, as well as the Church of Jesus Christ of Latter-day Saints (LDS Church) [40] and some members of the Muslim faith. [41] Some fundamental Christians espouse Quiverfull theology, eschewing all forms of birth control, including natural family planning. [42]
The copolymer is made by irradiation of the two monomers with a dose of 0.2 to 0.24 megarad for every 40 g of copolymer and a dose rate of 30 to 40 rad/s. Dr Pradeep K. Jha, a senior scientist, worked on the effects of gamma dose rate and total dose interrelation on molecular designing and biological function of polymer. [ 10 ]