Clinical trials of the effect of testosterone on glucose metabolism in men have occurred in diabetic and non-diabetic populations. Data specific to aging males is not available. A series of studies investigated the effects of testosterone or dihydrotestosterone given for 6 weeks or 3 months to middle aged, non-diabetic obese men (Marin, Holmang et al 1992; Marin, Krotkiewski et al 1992; Marin et al 1993). It was found that physiological treatment doses led to improved insulin resistance, as measured by the gold standard technique using a euglycemic clamp and/or serum glucose and insulin responses during glucose tolerance test. These improvements were associated with decreased central obesity, measured by computered tomography (CT) or waist-hip ratio, without reduced total fat mass. Insulin resistance improved more with testosterone than dihydrotestosterone treatment and beneficial effects were greater in men with lower baseline testosterone levels. Increasing testosterone levels into the supraphysiological range lead to decreased glucose tolerance.
Most studies support a link between adult criminality and testosterone, although the relationship is modest if examined separately for each sex. Nearly all studies of juvenile delinquency and testosterone are not significant. Most studies have also found testosterone to be associated with behaviors or personality traits linked with criminality such as antisocial behavior and alcoholism. Many studies have also been done on the relationship between more general aggressive behavior/feelings and testosterone. About half the studies have found a relationship and about half no relationship. However, later it was found out that testosterone activates dominant, aggressive behavior if at the same time a person has high testosterone and low levels of cortisol in the blood. Conversely, a high level of testosterone and high levels of cortisol do not stimulate dominant behavior. Because cortisol inhibits the action of testosterone. This is probably why the results of the experiments were inconsistent.
2009 had heart attack, placed coronary stent, everything okay. Put on statins to keep lipid levels down to prevent further artery blockage. One year later developed Peyronie’s disease, low sex drive, fatigue, testicles withdrawn and hurting. Testosterone level was 85. Diagnosed with hypogonadism. Started Androgel, felt normal after a couple of weeks. I believe statins is the cause of my low T, you need lipids for hormone transport. Androgel could only bring my T level in the 250 range. Switched to Axiron (better, less messy), and my T level stays around 500 range. I get samples of Testim every now and then, it has a manly woody fragrance that women like. At present, I’m feeling a little fatigue, and mild dehydration. My lab work is always normal, except my red blood cells is always on the high side, almost abnormal. Next week I am going to donate some blood, to bring my RBC count down, and see if that will help.
I’m currently 64 y.o. After close to 10 years of twice-weekly injections of 20 units of testosterone cypionate my PSA gradually increased from 4.4 to more than 16. My urologist has performed 4 biopsies and one prostate MRI over that time, all of them negative. The last was 15 months ago. Early last year, after my fluctuating PSA reached 16, I discontinued the injections for about 6 months. My PSA dropped back to 6.1, and by the end of that time, my testosterone levels were about 240 but my libido seemed almost non-existent. I resumed the injections at a reduced level, 15 units, and 3 months later, the testosterone level was in the 700 range but the PSA was back to 16. My doctor told me to discontinue the injections pending another biopsy when I’m 65 in June.(I can’t afford another one immediately because of a high insurance deductible and previous family medical bills.) I am now gradually reducing the injections to 10 units once weekly, in hopes of limiting the withdrawal. Am I playing with fire or doing the right thing and have you had other patients with similar histories?
“What on earth do you mean?” Well, I don’t literally mean taking it to the compound. What I mean to say is that you should be incorporating the three most important compound exercises into your routine: bench press, squats, and deadlifts. In case you didn’t know, by training large muscle groups your body releases more testosterone. When you do these three lifts, and perform them properly, then you’ll reap the benefits of not only muscle gains, but also that of an increased release of testosterone and growth hormone.
What are the health benefits of kale? Kale is a leafy green vegetable featured in a variety of meals. With more nutritional value than spinach, kale may help to improve blood glucose, lower the risk of cancer, reduce blood pressure, and prevent asthma. Here, learn about the benefits and risks of consuming kale. We also feature tasty serving suggestions. Read now
Anabolic–androgenic steroids (AASs) are synthetic derivatives of testosterone that are commonly used among athletes aged 18–40 years, but many reports have demonstrated the presence of numerous toxic and hormonal effects as a result of long-term use of an AAS. Testosterone-foods act as natural libido boosters. Due to the growing interest in herbal ingredients and other dietary supplements worldwide, the use of testosterone boosters is becoming more and more mainstream among athletes, but several side effects were documented. Hence, this study established to help in the assessment of the side effects and health risks which could occur among athletes consuming testosterone boosters.
^ Jump up to: a b Sapienza P, Zingales L, Maestripieri D (September 2009). "Gender differences in financial risk aversion and career choices are affected by testosterone". Proceedings of the National Academy of Sciences of the United States of America. 106 (36): 15268–73. Bibcode:2009PNAS..10615268S. doi:10.1073/pnas.0907352106. PMC 2741240. PMID 19706398.
Overall, it seems that both estrogen and testosterone are important for normal bone growth and maintenance. Deficiency or failure of action of the sex hormones is associated with osteoporosis and minimal trauma fractures. Estrogen in males is produced via metabolism of testosterone by aromatase and it is therefore important that androgens used for the treatment of hypogonadism be amenable to the action of aromatase to yield maximal positive effects on bone. There is data showing that testosterone treatment increases bone mineral density in aging males but that these benefits are confined to hypogonadal men. The magnitude of this improvement is greater in the spine than in the hip and further studies are warranted to confirm or refute any differential effects of testosterone at these important sites. Improvements seen in randomized controlled trials to date may underestimate true positive effects due to relatively short duration and/or baseline characteristics of the patients involved. There is no data as yet to confirm that the improvement in bone density with testosterone treatment reduces fractures in men and this is an important area for future study.
Male sex characteristics greatly depend on testosterone synthesis in your body. If you keep the levels of this hormone normal, you will prevent sexual potency issues. Accordingly, the elevation of testosterone levels helps combat the impairment of erectile function. The levels of this hormone also affect male fertility. If these levels grow, fertility improves. Aging has a negative impact on testosterone secretion. Such hormonal imbalance is inevitable and permanent. But it’s still possible to positively change the situation and stimulate hormone production by using the high-quality testosterone boosters.
Men who have prostate cancer or breast cancer should not take testosterone replacement therapy. Nor should men who have severe urinary tract problems, untreated severe sleep apnea or uncontrolled heart failure. All men considering testosterone replacement therapy should undergo a thorough prostate cancer screening -- a rectal exam and PSA test -- prior to starting this therapy.