Not exactly rocket science, but interesting: A lifetime of good habits and a healthy attitude toward aging can improve your quality of life when you age:

Healthy old people are much more likely to have a lower resting metabolic rate, Ferrucci says, which means that their bodies are still working efficiently. “They have energy left for other activities,” he says. “It allows them to do many, many things during daily life.”

The lucky ones also tend to have fasting glucose numbers more typical of people in their 20s. Obesity and lack of exercise increase the risk of insulin resistance, so keeping weight under control and staying active from early adulthood can help there, Ferrucci says.

Here’s the story from NPR:

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