If habitual eating is more predictive than occasional binging, the model won't be linear. There may even be some threshold that simply makes you uninsurable in

If habitual eating is more predictive than occasional binging, the model won't be linear. There may even be some threshold that simply makes you uninsurable in the distant future. But this may turn out to be a bad example, if medicine continues finding that heart attack risk is mostly linked to cholesterol you produce yourself (this is apparently hereditary), and not much affected by cholesterol you eat.