HumansWe evolved to match local micronutrient levels, which may be a problem Most human populations evolved to cope with low or high local levels of micronutrients such as zinc, but these localised adaptations might now be problematic News
HealthThe real reason why we lost the ability to make vitamin C The textbooks say our ancestors lost the ability to make vitamin C because we didn't need it, but the loss may have protected us from some parasites News