...going by the two paragraphs in an article about low carb diets... "They found that eating more beef, lamb, pork, chicken and cheese in place of carbs was linked with a slightly increased risk of death. But replacing carbohydrates with more plant-based proteins and fats, such as legumes and nuts, was actually found to slightly reduce the risk of mortality." In the context of the article I know what he was saying but as a BBC journo (Health reporter) you would think he might have read what he had written before committing it to print.
mortality mɔːˈtalɪti/ noun 1. the state of being subject to death. "the work is increasingly haunted by thoughts of mortality" synonyms: impermanence, temporality, transience, ephemerality, impermanency, perishability; More 2. death, especially on a large scale. "the causes of mortality among infants and young children" synonyms: death, loss of life, dying "the causes of mortality among infants and young children"