Ageless Forever Anti-Aging News Blog
Clinical practice guidelines rely heavily on results from randomized controlled trials (RCTs), which is the gold standard for medical research. RCTs produce evidence considered to be of the highest quality. Because RCTs are resource intensive and costly, they are typically of relatively short duration, commonly lasting for around one year.
Currently there are only a few placebo-controlled RCTs investigating the effects of testosterone therapy for a duration of 3 years [1-4], and medical societies have long been urging for more long-term trials evaluating the safety and efficacy of testosterone therapy.[5-7]
On August 11th 2015 a notable 3-year long RCT was published in JAMA (Journal of the American Medical Association), which attracted a lot of attention. While interpreted by many as showing that testosterone therapy does not confer any benefits on atherosclerosis, sexual function and quality of life, a closer look at the data actually shows two important positive results…