Tackling factors that cause obesity is key to helping people live healthy lives | Letter

Dr Charis Bridger Staatz says environmental forces have the biggest impact on low-income householdsZoe Williams calls the debate on obesity “toxic” (13 May), but hits the nail on the head by saying that even scientists with opposing views are united by the same goal of helping people live long and healthy lives. The crux of the problem is that obesity is incredibly complex. It’s influenced by people’s local environments and their socioeconomic circumstances, alongside genetics.Increases in obesity have largely emerged over the past century, coinciding with major environmental changes, particularly since the 1980s. We see this when observing successive generations taking part in the UK’s birth cohorts. Early in the 20th century, childhood obesity was largely nonexistent, but for cohorts born after the 1980s, the likelihood of being overweight or obese at age 10 was two to three times higher than those born before. Similar patterns are seen in adults – the later in the 20th century you were born, the more likely you were to become overweight, and at younger ages. Continue reading...

May 16, 2025 - 20:48
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Tackling factors that cause obesity is key to helping people live healthy lives | Letter

Dr Charis Bridger Staatz says environmental forces have the biggest impact on low-income households

Zoe Williams calls the debate on obesity “toxic” (13 May), but hits the nail on the head by saying that even scientists with opposing views are united by the same goal of helping people live long and healthy lives. The crux of the problem is that obesity is incredibly complex. It’s influenced by people’s local environments and their socioeconomic circumstances, alongside genetics.

Increases in obesity have largely emerged over the past century, coinciding with major environmental changes, particularly since the 1980s. We see this when observing successive generations taking part in the UK’s birth cohorts. Early in the 20th century, childhood obesity was largely nonexistent, but for cohorts born after the 1980s, the likelihood of being overweight or obese at age 10 was two to three times higher than those born before. Similar patterns are seen in adults – the later in the 20th century you were born, the more likely you were to become overweight, and at younger ages. Continue reading...