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username2 comments on Stupid Questions, 2nd half of December - Less Wrong Discussion

2 Post author: Bound_up 23 December 2015 05:31AM

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Comment author: username2 25 December 2015 02:35:00PM 0 points [-]

In more controlled enviroments lab animals who are fed a controlled diet weigh more than they weighted decades ago. I don't think that's due to the mouse running less maces.

Interesting. Could you provide a source for this strange claim?

Comment author: ChristianKl 25 December 2015 06:51:15PM 0 points [-]

Without recommending the specific article, but to give a source: http://www.livescience.com/10277-obesity-rise-animals.html

The problem of obesity isn't confined to just humans. A new study finds increased rates of obesity in mammals ranging from feral rats and mice to domestic pets and laboratory primates.

[...]

"We can't explain the changes in [the animals'] body weight by the fact that they eat out at restaurants more often or the fact that they get less physical education in the schools," Allison told LiveScience. "There can be other factors beyond what we obviously reach for."