Neil Howe has a bold theory: that history can be broken down into 4 phases, and 4 generational archetypes that repeat themselves every 80 years.| The Art of Manliness
Discover the 5BX HIIT workout - a quick and effective exercise program developed by the Royal Canadian Air Force in the 1950s. Get fit in just 11 minutes a day.| The Art of Manliness