Level 3: 8-Week 10K Training Plan This plan is built for runners who already have a solid base and are ready to take their 10K training to the next level. If you’re comfortable running 5–6 days a week, can handle two quality sessions, and love the grind of chasing a personal best—this one’s for you. Over the next 8 weeks, you’ll focus on building strength, sharpening speed, and increasing endurance through a well-rounded mix of threshold work, intervals, long runs, and strides. The plan starts ...