Good news for busy people everywhere. A new study reported that every little bit of activity you get in can add up to a longer, healthier life — not just when you do it in half hour or more increments. While advice for the past 30 years as has usually told us to get at least 10 minutes at a time, the latest research from Duke University School of Medicine shows that it doesn’t really matter how you get it, as long as you do. No matter the length of segments people got their exercise, those who moved more were less likely to die over the next six to seven years that those who were less active. Guidelines typically recommend that people get at least 2.5 hours of moderate exercise every week, or about 30 minutes, five times a week. But while, the 10-minute-at-a-time bench mark was widely accepted, it…