The document summarizes 3 articles:
[1] NHS articles on facts about fats and salt, discussing saturated and unsaturated fats, recommended daily intake of saturated fat and salt, and tips to reduce intake.
[2] An article on healthy vs unhealthy foods, listing common healthy and unhealthy foods and noting no food is completely healthy or unhealthy.
[3] Research was conducted on articles about food and healthy lifestyles, finding 3 articles - 2 from NHS on facts about fats and salt, and 1 on healthy vs unhealthy foods.