Regardless, research has show being obese or overweight is by and large preventable.
> Overweight and obesity, as well as their related noncommunicable diseases, are largely preventable. Supportive environments and communities are fundamental in shaping people’s choices, by making the choice of healthier foods and regular physical activity the easiest choice (the choice that is the most accessible, available and affordable), and therefore preventing overweight and obesity. [1]
However, compared to smoking it is an issue that affects more people and has been addresses muuuch less
> The study reveals that obesity is linked to very high rates of chronic illnesses — higher than living in poverty, and much higher than smoking or drinking. [2]
> In 2016, more than 1.9 billion adults aged 18 years and older were overweight. Of these over 650 million adults were obese. [1]
[1]: https://www.who.int/news-room/fact-sheets/detail/obesity-and...