New research suggests the kind of fat you eat may matter more than the amount when it comes to insulin resistance. Here’s why one common fatty acid may worsen blood sugar control — and another may help protect it.

The painful itching of bacterial vaginosis is something almost all women experience at some point. And when well-meaning doctors prescribe antibiotics, our natural chemistry can become even more unbalanced. What’s a girl to do? Harvard and MIT may have the answer.

After decades of research proving the many health benefits of olive oil, we’ve gotten the message. But it may be a little cloudy. To lower risk of heart and cognitive problems, cancer and risk of death with a spoonful a day or two, only one olive oil stands out…