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Re:Launch HN: Fella (YC W20) – Tackling men's obesity using ... by TeeMassive on Saturday August 21, 2021 @11:23PM (#28262609)
> Assuming obesity is largely due to mental issues

Obesity increased with the increase of meal size, average caloric intake and urbanization based around cars.

Re:Launch HN: Fella (YC W20) – Tackling men's obesity using ... by rich-cartwright on Sunday August 22, 2021 @12:40AM (#28262931)
Correct that there are a host of causes, certainly not simple.
Re:Launch HN: Fella (YC W20) – Tackling men's obesity using ... by TeeMassive on Sunday August 22, 2021 @04:16PM (#28269176)
It is simple. Calorie intake increased while calories spent decreased; creating energy surplus which is then stored in fat. The causal relationship between obesity and mental health is also not clear.