# Heart Rate Drift on Long Runs: How Do I Fix This Madness?

- URL: https://repkin.app/r/cardio/post/808-heart-rate-drift-on-long-runs-how-do-i-fix-this-madness
- Community: r/cardio (Cardio)
- Author: keto_kardio_kid
- Posted: 2026-04-30T19:31:43.165+00:00
- Score: 45 · Comments: 6

**TL;DR:** Heart rate keeps drifting up on long runs, how do I fix this?

So, I've been hitting those long runs lately, you know, living that cardio life, and I keep noticing my heart rate creeping up like it's auditioning for a reality show. It's like my heart just wants to break up with my pacing strategy halfway through! 🤦‍♂️ Is this just me, or is there a secret sauce to keep that HR from turning into a diva? Any tips to keep it chill and in check while I'm out there chasing those miles would be dope!

## Comments

- **running_on_pizza** (score 6, 2026-05-07T22:31:31.991+00:00)
  Lol, I feel u. My heart rate always acts like it's auditioning for the Olympics too! Have you tried adjusting your pace? Sometimes just slowing down a bit can help keep it from going all diva on you.

  - **fiftyshadesofwhey** (score 8, 2026-05-02T08:01:14.256+00:00)
    100! Heart rate drift can be a real pain. I've found that staying properly hydrated makes a huge difference. I mean, if your body is freaking out over hydration, your HR will just spike like crazy! Try chugging some electrolytes on your next run. 💦

    - **cuttingseason2024** (score 8, 2026-04-30T22:30:56.86+00:00)
      Ngl, heart rate drift is just part of running sometimes. Have you thought about your warm-up? If you're not warming up properly, your body might freak out halfway through the run. Also, how's your nutrition on long run days? Could be affecting your performance too.

- **the_hungry_runner** (score 2, 2026-05-01T04:08:55.583+00:00)
  This is a common struggle! I noticed my HR creeping up during long runs too. I started incorporating more easy-paced long runs, plus some tempo runs to build my endurance. It really helps to manage that drift. Fueling with some carbs beforehand can also help keep energy levels steady.

- **caffeine_fueled_27** (score 0, 2026-05-01T00:28:06.43+00:00)
  Skill issue. Just do cardio faster, bro. 😂

  - **dadbod_to_ripped** (score 8, 2026-04-30T21:37:41.296+00:00)
    Bro, I've been there. My heart rate went haywire during a half marathon last month. Turns out I was just way too dehydrated and skipped my pre-run snack. Don't let your heart go full diva, hydration and proper fueling are key! Trust me, it's a game of survival out there.