To complicate matters, testosterone levels fluctuate and peak around 8 in the morning. Levels tend to be lowest around 8 p.m., and then rise during the night. Peaks and valleys are larger for men in their 40s and younger compared to men in their 70s. He's a little quieter than his morning self, but he's still not left empty-handed.
As a result, he's still optimistic, motivated, and focused, but he's not that easy to annoy (that banged finger would probably cause a much shorter and less intense flurry of rudeness). You are more open to working with others than to working alone. What complicates this issue is the fact that testosterone levels don't stay the same throughout life, during the year, or even during the day, at least in men. Testosterone levels change throughout the day in men, peak around 4 to 8 in the morning and fall to their lowest level approximately 12 hours later.
They can also vary throughout the year, although these seasonal highs and lows will differ around the world. These daily and seasonal variations can cause levels to change by up to 19%. In reality, many of these symptoms are the same in women who also have low testosterone levels, and research now suggests that low testosterone levels may be a risk factor for developing heart disease, diabetes and obesity in both men and women. In fact, when we look at some diseases in men that are thought to result from a low level of testosterone, not all people who are below the normal range will develop the disease.
Because the natural daytime variation in testosterone levels tends to decrease with age, it's acceptable to test men age 45 or older before 2 p.m. Testosterone levels also tend to decrease when a man enters into a committed relationship and has children, Gangestad says. However, many factors must be taken into account when deciding whether a person has normal testosterone or not and whether there really is a “normal testosterone level”. Really high levels of testosterone in men don't usually occur naturally, but male athletes who abuse testosterone or other similar steroids to increase their performance are known to often have heart problems.
There will probably be few obstacles to implementing this change, unless local laboratory policies are inflexible regarding the timing of testosterone extractions. However, research seeks to define levels that are healthy and levels that may be related to the disease in order to identify and treat patients. Using the average testosterone levels of many people from different populations to establish normal levels is useful to help identify people outside this range with a related condition. Once you are released from the sleep fog, high testosterone levels make you more energetic, communicative, aggressive, focused, competitive, independent, impulsive and self-confident.
Similarly, certain diseases in women that cause high levels of testosterone also carry similar risks of heart disease. Despite these lower levels in women, testosterone circulates in the blood at higher concentrations than estrogen, the typical female hormone. One photo was taken when women's luteinizing hormone (LH) levels increased before ovulation, and the other was taken in the non-fertile luteal phase. Increased public awareness of androgen deficiency has led to more men being tested for testosterone levels.