health
February 9, 2026
The Mysteries of Obesity: How Much Do We Really Know about the Causes of Weight Gain?
Just how much do we know about the causes of obesity? What if you could catch it like a cold?
TL;DR
- Obesity rates in the US have increased dramatically since the 1980s.
- There are unexplained variations in obesity rates among different populations and geographic locations.
- Studies show that gut bacteria composition can influence weight gain, with transplants from obese individuals to lean ones causing increased body fat.
- The possibility of 'infectious obesity,' where microbes are transmitted through close contact, is explored as a potential explanation for the rapid spread of weight gain.
- While the Trump administration has taken steps to address obesity through initiatives like TrumpRX, the complexities of the condition suggest its mysteries will persist.
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