According to RandomHistory.com, from a page about 51 Fun Facts About Walking, the average human walking speed is 3.1 miles per hour.
Using the distance, speed, time formula it would take an average person about 2 hours and 25 minutes to walk 7.5 miles.
Walking is the most popular physical activity among adults. Taking a walk is low cost and doesn't require any special clothes or equipment. It can help lower your risk of health problems like high blood pressure and heart disease. It also strengthen your bones and muscles and help you burn more calories.
From Guinness World Records, the fastest male indoor walk belonged to Mikhail Shchennikov.
It only took him 18 minutes and 7 seconds to reach 5, 000 metres. It was recorded on February 14, 1995. The fastest female indoor walk belonged to Claudia Stef. It took her 11 minutes and 40 seconds to reach 3, 000 metres and was recorded on January 30, 1999.
Do you want to add seven years to your lifespan? A new study reported by Dr. Mercola found out that daily walks can add 7 years to your life.