Search results for testosterone

“FTA: > Measuring the levels of sex hormones in patients’ blood may identify patients likely to suffer a sudden cardiac arrest, a heart rhythm disorder that is fatal in 95 percent of patients.”

“Previous research in rats has shown that sleep deprivation reduces the activity of enzymes that build muscle, such as testosterone and insulin-like growth factor (IGF)-1, and increases the activity of enzymes that break down muscle, such as cortisol.”

“[...] > The cyclists also did not increase their body fat or cholesterol levels with age and the men's testosterone levels also remained high, suggesting that they may have avoided most of the male menopause.”

“01:12:07 - How people averaging less than six hours of sleep at night are four times more likely to become ill after being exposed to the flu virus. Study. 01:16:27 - How poor sleep overall increases sickness rates, impairs glucose metabolism, and even decreases testosterone levels.”

“Prostate cancer is the most common form of cancer among men living in the United States. The first line of treatment for prostate cancer is commonly ADT, which involves the surgical or pharmaceutical suppression of serum testosterone levels.”

“DHEA-S (dehydroepiandrosterone sulfate) is a naturally occurring precursor to estrogen and testosterone. These steroid hormones exert anabolic effects by enhancing the bioavailability of insulin-like growth factor-1 in muscles, facilitating muscle growth and repair.”

“They found that children with autism had 35 percent lower estrogen receptor-beta expression in their brains compared to healthy children. Children with autism also had 38 percent less aromatase, a protein that converts testosterone to estrogen.”

“Sex hormones mediate the body's immune response. For example, women mount stronger immune responses to vaccinations than men, possibly because estrogen enhances humoral immunity while testosterone is a suppressor.”

“The investigators recruited 10 men (average age, 73 years) with prostate cancer who were undertaking androgen deprivation therapy, which includes drugs that block the action of testosterone and other male hormones.”