How often you should run a half marathon depends on several factors, such as your current fitness level and running experience, the type of race you’re running, and your personal goals. If you are starting out, it’s best to begin with, shorter distances like 5 K’s or 10 K’s before attempting a full half marathon.
How many days a week should I train for a half marathon? Training for a half marathon will require running at least three days a week. One of those days will be your long training run. Your long run will gradually increase during the training, topping out at 10 to 12 miles (for beginners). (Image credit: smspsy / Shutterstock) 3. Eating more helps. As my weekly mileage increased, my energy levels dropped. I felt sluggish and bad not just on my runs, but at other times during the day. Heed those heavy eyes and try to lay down whenever you have the opportunity to rest. 9. Raid your partner’s closet. This is kind of genius—if you don’t want to spend a lot of money on maternity running clothes, consider raiding your partner’s closet for workout shirts you can wear while your tummy is housing a human. I've run five half-marathons under 1:55 and have maintained a 26 to 30 mile per week training routine in the past year. My next run is the San Antonio Half Marathon this November, but I can't The Advanced Half Marathon Training Plan has four days per week of running, one strength workout, a mobility workout, and maxes out at just under seven hours of training per week. Advanced runners are experienced runners who are one of the following: Athletes who have very few limitations on their time availability. 4Y11Be.