Enjoyable Facts Concerning the Knees You May Not Know

Your knees are among the hardest-working joints in your physique. They assist you stand, stroll, run, and alter course—and so they take in an incredible quantity of pressure every single day. Here are a number of attention-grabbing information in regards to the knees and why holding them wholesome issues.

Fact 1: Knees are probably the most complicated joint within the physique.

While your knees would possibly seem like a easy joint the place your kneecap sits between your higher and decrease leg, they’re truly a fancy system. The joint connects your femur (thigh bone), patella (kneecap), and tibia (shin bone), all held collectively by a community of tendons, ligaments—such because the ACL and MCL—and cushioning cartilage.

Fact 2: Ostriches have 4 kneecaps, 2 per leg.

This distinctive anatomy is believed to assist them run at excessive speeds—as much as miles per hour—by aiding sooner knee extension and offering additional safety for the tendon. Smooth cartilage covers the ends of the bones within the knee, serving to them glide towards one another as they attain excessive speeds.

Fact 3: Everyone has distinctive kneecaps.

Just like your fingerprints and retinas, everybody’s kneecap form is totally distinctive. The form, bone density, and articular floor patterns of kneecaps range extremely between individuals, making them distinct.

Fact 4: Healthy knees wouldn’t have direct bone contact.

The knee is commonly referred to as a “floating joint” as a result of it’s a synovial joint, that means it isn’t immediately linked to neighboring bones by bone itself—it depends on muscle mass, ligaments, and fluid.

Fact 5: Babies are born with out absolutely fashioned kneecaps.

Babies are born with out absolutely fashioned bony kneecaps, having solely smooth cartilage as a substitute, which permits for excessive flexibility. This cartilage, which acts as a scaffold for future development, doesn’t start to completely harden (ossify) into strong bone till round age two to 6, with the method ending round age ten to 12.

The takeaway
Your knees play a key position in almost each motion you make. Staying lively, strengthening the muscle mass across the joint, and addressing ache early may also help defend your knees and preserve you transferring with confidence.