Hot answers tagged aging
8
This is a partial answer suggesting a possible causal mechanism.
One of the factors leading to birth defects and autism is mutations in the parent's genetic material. In a recently published article, Sun et al. (2012) observed that:
The paternal-to-maternal mutation rate ratio is 3.3, and the rate in fathers doubles from age 20 to 58, whereas there is ...
7
Cross-race effect in facial processing
As @analystic has noted, there is substantial research documenting what is sometimes called the "cross-race effect":
Cross-race effect (sometimes called cross-race bias, other-race bias
or own-race bias) is the tendency for people of one race to have
difficulty recognizing and processing faces and facial ...
4
This is probably an example of the "cross-race effect", in which people of one ethnic group (you're talking ethnicity, not culture here) have trouble distinguishing between members of another ethnic group.
It comes down to familiarity basically - if we are more familiar with the features of a white face (for example) then we'll be able to notice minor ...
3
I did a little search and found an article by Moen (1996) which seems relevant.
Moen summarised the existing evidence as follows:
Poor physical health is frequently a reason for retiring (Anderson &
Burkhauser, 1985; Bound, 1991; Chirikos & Nestel, 1989; Palmore,
Burchett, Filenbaum, George, & Wallman, 1985), leading to a view of a
...
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