#3 He wrote a popular book on his travels known as The Voyage of the Beagle. In the years following his return from the voyage, Charles Darwin compiled a book in which he shared his experiences and observations during the voyage. Now known as The Voyage of the Beagle, the book was published in 1839.
How much should you train if you want to run a good half marathon? There are two distinct types of runners who ask this question: the first-time half marathon runner who runs just 2 to 3 days a week for 3 to 5 miles.
The time required to train for a marathon really depends on your current fitness level, your running experience, and your goals for the race. For experienced runners who have already run marathons, they may be able to get race-ready in 12 weeks. If they're hoping to beat a personal record, they may need a few more weeks. Beginners should slowly build their distances and should plan to take anywhere from 18 to 22 weeks, depending on their starting point.