Fewer Fish
Fishing by taking out only the big fish cuts yield in half in just four generations.
A rhythmic, repeated movement takes less brain power than a single, discrete movement.
Running can cause changes in the rodent brain that make it as addictive as cocaine.
USing satellites to hunt for clean water supplies, and access to antiretrovirals has cut HIV …
Stress raises C-reactive protein, which inflames arteries and leads to heart disease.
Less strict low-carb diets can also help weight loss, and eating omega-3 fatty acids protects …