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Some researches shows gross measures of body strength suggest that females are approximately 50-60% as strong as males in the upper body, and 60-70% as strong in the lower body. [31] One study of muscle strength in the elbows and knees—in 45 and older males and females—found the strength of females to range from 42 to 63% of male strength. [32]
In Olympic weightlifting, male records vary from 5.5× body mass in the lowest weight category to 4.2× in the highest weight category, while female records vary from 4.4× to 3.8×, a weight-adjusted difference of only 10–20%, and an absolute difference of about 30% (i.e., 492 kg vs 348 kg for unlimited weight classes; see Olympic ...
Structurally, adult male brains are on average 11–12% heavier and 10% bigger than female brains. [21] Though statistically there are sex differences in white matter and gray matter percentage, this ratio is directly related to brain size, and some [ 22 ] argue these sex differences in gray and white matter percentage are caused by the average ...
One line of inquiry has focused on the role that stereotype threat might play in mathematics performance differences between male and female test-takers. [27] Systematic reviews and meta-analyses suggest that stereotype threat is implicated in performance differences on some mathematics tests, though the effect appears to vary considerably in ...
The results from research on sex differences in memory are mixed and inconsistent, as some studies show no difference, and others show a female or male advantage. [81] Females tend to perform better in episodic memory tasks and access their memories faster than males and use more emotional terms when describing memories.
Social cognition is an important part of emotional Intelligence and incorporates social skills such as processing facial expressions, body language and other social stimulus. [ 16 ] A 2012 review published in the journal Neuropsychologia found that women are better at recognizing facial effects, expression processing and emotions in general. [ 6 ]
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Sexual selection creates colourful differences between sexes in Goldie's bird-of-paradise.Male above; female below. Painting by John Gerrard Keulemans.. Sexual selection is a mechanism of evolution in which members of one biological sex choose mates of the other sex to mate with (intersexual selection), and compete with members of the same sex for access to members of the opposite sex ...