Medically reviewed by Casey Gallagher, MD Key Takeaways Dry skin is the most common cause of cracked fingertips. Eczema, psoriasis, and fungal infections can cause dry, cracked skin on the fingers. If ...

The popping sound habitual knuckle crackers make may be annoying — or even alarming — but are they actually harming themselves? The research is somewhat limited but generally concludes that ...

Cracking your knuckles might feel satisfying, but it often earns disapproving looks or even dire warnings. For decades, people have believed that this seemingly harmless habit could lead to arthritis ...

Hearing “snap, crackle, pop!” with no visible sign of the Rice Krispie trio can only mean one thing: snapping joints—likely knuckle cracking, to be more specific. Whether or not the sensation happens ...

Scientists think they may have solved an old question about the cracking of knuckles: Why does it make that sound? The crack apparently comes from a bubble forming in the fluid within the joint when ...

How often have we been told not to crack our knuckles? The belief that cracking knuckles leads to arthritis is deeply embedded in popular culture. This notion has been perpetuated through generations, ...

We have all seen movies where right before the hero starts fighting, he cracks his knuckles and makes it look like the coolest thing in the world! But then our parents told us that you should not ...