the proclivity for salt likely relates to the physiological need to retain sodium, and the fluid which follows sodium, which is sufficient to sustain another life in pregnancy. There also is some evidence that the male hormone testosterone suppresses ...
Women have more complex hormonal fluctuations than men and commonly take drugs such as hormonal contraceptives that are shown to affect biomarkers used in these doping tests. In this study, we followed six women's urinary steroid profile during one menstrual cycle, including both glucuronides and ...
So many women presume that testosterone is something that only men have. And it’s something that, if a women were to have high levels of, she’d look like a man too. But this is a big misconception and one that can cause health problems in women like obesity, fatigue and mood sw...
Moreover, heightened testosterone responses towards infant crying compared to control sounds in fathers (Fleming et al., 2002) points at an action preparatory response to the crying infant. In mothers, cortisol elevations and changes in heartbeat in response to crying have been reported (Furedy et...
In the journalNature, Earthwatch sponsored researchers describe how female meerkats compete more intensely than males for breeding opportunities. These behaviors result in characteristics more often found in males, such as an increase in size, aggressiveness, and testosterone level. ...
Females have often been reported to have a greater muscle fatigue resistance than males, especially during exercise at low-to-moderate intensities. Differences in muscle mass, muscle metabolism and voluntary activation patterns have been the primary explanations for the differences in performance and phys...
The fake fragrances within candles as well as air fresheners might also act as the fake sex hormones, putting such a damper on your testosterone levels. These are top 14 biggest sex drive killers that not many of you acknowledge, right? These might be available right in your house now, ...
Vaccination was also more protective in adult female mice. These sex differences in influenza responses are however lost in aged individuals. Gonadectomy and hormone replacement demonstrate that sex steroids exert a key influence, with estradiol positively- and testosterone negatively-correlating with ...
Much of the sex-based difference in athletic performance is thought to derive from higher testosterone concentrations in males and their prolonged exposure to higher testosterone that begins in puberty (Handelsman et al. 2018). Males also have larger airways, lung volumes, and ventilatory capacities ...
Although speculative, it is possible that male infants may have been more likely to interact had the human initiated the interaction with a communicative gesture or, at the least, if the human had appeared more responsive to the infant’s interaction attempts. One interpretation of our results ...