system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5:Why is unhealthy food (fries, pizza, cake, etc) usually so much more enjoyable and delicious than healthy food?
gpt
Because it is full of fat, sugars, and salt. All things vital to our survival but relatively hard to obtain in a natural setting. We evolved to seek them out and have only reliably had them in surplus for around 200 years. In moderation they are perfectly healthy.