Insight
Are you ready for a surprise? You blink 25 times every minute. Each blink takes you about one-fifth of a second. Therefore, if you take a 10-hour automobile trip, averaging 40 miles per hour, you will drive 20 miles with your eyes closed.Are you ready for a surprise? You blink 25 times every minute. Each blink takes you about one-fifth of a second. Therefore, if you take a 10-hour automobile trip, averaging 40 miles per hour, you will drive 20 miles with your eyes closed.

