The Claim

Individuals who are older, female, sedentary, or obese may be more susceptible to adverse metabolic effects from diets high in refined carbohydrates, resulting in a higher risk of coronary heart disease compared to individuals who are not older, not female, not sedentary, or not obese.

Source: Effects of dietary fats versus carbohydrates on coronary heart disease: A review of the evidence

What the research says

Roughly balanced

Support and challenge are close. The picture may shift as more studies come in.

Supports
1score
Challenges
0score

These are independent scores, not a percentage. Higher-grade studies count more, so a single strong opposing study can outweigh several weaker ones.

Cause and effect
1 study reviewed
In plain English

People who are older, women, don’t move much, or are overweight might be more likely to have bad health effects from eating lots of white bread, sugar, and pastries — and that could mean a higher chance of heart disease than for healthier people.

See the scientific wording

Individuals who are older, female, sedentary, or obese may be more susceptible to adverse metabolic effects from diets high in refined carbohydrates, leading to greater coronary heart disease risk compared to healthier individuals.

What the research says

1 study
  1. Study: Effects of dietary fats versus carbohydrates on coronary heart disease: A review of the evidence

    This study says that if you're older, female, inactive, or overweight, eating too many white breads, sugary snacks, and processed carbs can hurt your heart more than it hurts other people — which is exactly what the claim says.

Score breakdown, mechanism chain, raw evidence, ideal studies needed & 1 supporting studies

Fit Body Science verdict — we translate health claims into clear verdicts backed by peer-reviewed research.

Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.