Hacker Newsnew | past | comments | ask | show | jobs | submitlogin

It's a combination of:

- food quantity

- genetics

- physical activity or lack thereof

- food quality and make-up (plant / animal for instance)

- and an addictive element thrown in for some individuals



I'm curious, what makes you say genetics is an important factor? And what would make our genes change en masse in the last 50 years?


Our genes did not change but some people are simply more predisposed to obesity than others on account of their genetic heritage.

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2787002/


maybe it's also

- microbiome activities

- epigenetics

- what you eat at a young age




Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search: