When people talk about a "midlife crisis," they usually picture someone in their 40s or 50s who suddenly changes their behavior. For couples facing changes brought by TRT, open conversation and professional guidance can help keep the relationship strong. At the same time, if there are already weaknesses in a relationship, TRT may bring them to the surface. The key difference is whether the therapy becomes a point of unity or a source of division. In these cases, the therapy itself is not the direct cause of relationship trouble. A partner who feels more alive and engaged may also feel more connected at home. On the surface, this sounds like it would help relationships by restoring vitality. Testosterone replacement therapy (TRT) is sometimes prescribed to men with low levels. For example, if a man begins TRT and suddenly feels a strong increase in libido, his partner may not be ready for the change. TRT can help improve energy levels, which indirectly supports sexual performance and frequency. Men with low testosterone often feel tired, even after sleep. TRT works by bringing testosterone back into a healthier range. Testosterone is strongly linked to libido, or sexual desire. Furthermore, even though there was found to be significant differences between the different relationship types, no significant correlation was found between relationship length and levels of testosterone (however, it is worth noting from Figure 1 and the reported correlation size that this may be partly due to the sample size). Similarly the negative effect that age can have on testosterone levels (e.g., Harman, Metter, Tobin, Pearson, and Blackman, 2001) is also not responsible for these differences, as there was no significant difference between the ages of participants in the different relationship categories. However it is interesting to note that within paired men only, testosterone levels positively correlated with measures of sociosexual orientation, as was the case for McIntyre et al. (2006). Magnesium glycinate supports cortisol regulation through its calming effects on the nervous system and its role as a cofactor in cortisol metabolism. Their bloodwork shows testosterone in the low-normal range with cortisol at the upper end of normal or above. They feel wired but tired, simultaneously overstimulated and depleted. If the tests show abnormal levels of hormones, your doctor can prescribe effective treatment. Some women with high testosterone levels develop frontal balding. Researchers also suspect that male hormones can help your brain function better, improving your mood, cognitive abilities, and sex drive. Your body needs a balance of estrogen, testosterone, and other male hormones so that your ovaries can function properly.