Running and Knees: Myth, Risk, and How to Start Safely (Video)
Read the full written guide: Does Running Ruin Your Knees? Fact or Myth and How to Start →
We break down the common belief that running destroys knees, explain what the research actually shows, and point out who should be extra careful. You’ll also get a simple beginner plan, a quick morning-check test, and the one key habit that keeps you injury-free.
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Transcript
Can a short run really hurt your knees?
Can a short run really hurt your knees?
Running & Knees
Today we’ll see why running isn’t a guaranteed knee killer, and the one tip that will keep you safe.
Initial walking time
Start with 20 to 30 minutes of brisk walking most days until it feels easy.
Why the myth spreads
Everyone knows a neighbor who ran for years and now has a stiff knee, while the quiet stories of pain-free runners never get told.
What research says
Studies show running doesn’t harm knee cartilage, whereas high-impact jumping and twisting sports can. The knee is built to handle load when you give it time.
Who’s at risk
If you have a past ligament or cartilage injury, jump up distance too fast, or wear flat, worn-out shoes, the knee is more likely to complain.
Surface matters less
A softer track or grass feels kinder, but the total volume of running matters more than the exact surface. Uneven or slippery ground adds twist risk.
Beginner pattern
Start with brisk walking for two weeks, then alternate one minute of easy jogging with two minutes of walking for the next two weeks, and gradually lengthen the jog blocks while shortening the walks.
Morning test
Judge a run by how your knee feels the next morning. A little muscle ache is fine, but stiffness, puffiness, or soreness on stairs means you pushed too hard; walk the next session and step back a level.
Verdict
The blanket claim that running kills knees is a myth. It’s partly true for people with old injuries or who jump too fast, but for healthy knees, moderate running is fine.
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Read the full guide
Read the complete guide on thecareonline.com. This is general information, not medical advice.





