
My friend Lila laced up her sneakers last spring, determined to run a 5K by summer. She hit the pavement every day, pushing herself to go farther each time. But after two weeks, she quit—shin splints throbbed, she was always winded, and she felt like she was doing everything wrong. Turns out, she was making a handful of common beginner mistakes. Let’s break down 6 of those pitfalls and how to fix them so you don’t end up like Lila.
6 Key Mistakes New Runners Make (And How to Fix Them) 🏃
Before we dive in, let’s look at a quick comparison of each mistake, the myth behind it, and the simple fix:
| Mistake | Common Myth | Simple Fix |
|---|---|---|
| Overdoing mileage too fast | More miles = faster progress | Follow the 10% rule (increase weekly mileage by max 10%) |
| Skip warm-up/cool-down | It’s a waste of time | 5-10 min dynamic warm-up (leg swings, high knees) + 5 min cool-down walk |
| Ignoring form | Perfect form is required to start | Land midfoot (not heel or toe) and keep shoulders relaxed |
| Wearing wrong shoes | Any sneakers work for running | Get fitted at a specialty running store for shoes that match your gait |
| Skipping rest days | Rest = laziness | 1-2 rest days/week (or active recovery like walking) |
| Not hydrating properly | Only drink when thirsty | Sip water 30 mins before running; carry a small bottle for runs over 30 mins |
Let’s Dive Deeper Into Each Mistake
Take Jake, another beginner runner I know. He started running 5 miles every day, thinking he’d get in shape quickly. After a week, he had shin splints so bad he couldn’t walk without pain. The problem? He ignored the 10% rule. When he scaled back to 2 miles and increased by 10% each week, he built up to 5 miles in a month without injury.
Another mistake: skipping warm-ups. I used to do this too—until I pulled a hamstring mid-run. A dynamic warm-up gets blood flowing to your muscles and prepares your body for movement. Try leg swings, bodyweight squats, or high knees for 5 minutes before you start.
“It does not matter how slowly you go as long as you do not stop.” — Confucius
This quote is perfect for new runners. Progress isn’t about speed or distance—it’s about showing up, even if you’re making mistakes. Every runner started where you are, and every mistake is a chance to learn.
Quick Q&A for New Runners 💡
Q: I get side stitches every time I run—what can I do?
A: Side stitches (or “stitch in the side”) often come from shallow breathing or eating too close to your run. Try slowing down and taking deep belly breaths (inhale for 4 counts, exhale for 6). Wait at least 1-2 hours after eating before running. If a stitch hits mid-run, stop, stretch your side by reaching the opposite arm up and leaning to the side, and take slow breaths.
Final Thoughts
Running is a journey, not a race. By avoiding these 6 mistakes, you’ll stay healthy, enjoy the process, and keep moving forward. Remember: even the fastest runners once struggled with the basics. Lace up, take it slow, and don’t be afraid to make (and fix) mistakes—they’re part of the fun.


