Is Blow Drying Bad for Hair

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Here’s the cold, hard fact: heat can damage hair. It boils the water inside your strands, creating bubbles. Those bubbles are like tiny, pesky balloons that wreck your hair’s structure.

But don’t toss your dryer out the window just yet. The real villain isn’t the heat itself. It’s how you use it.

Think of your hair like a steak. Blast it on high for too long? You get a burnt, crispy mess. Use a gentle sear? You get a perfect, glossy finish.

The Quirky Science of “Boiling” Hair

Scientists call it “bubble hair.” It sounds like a fun bath toy, but it’s actually damage. When wet hair hits extreme heat, those internal water bubbles pop, leaving your strands weak and brittle.

One study even found that hair can literally boil at 428°F. That’s hotter than some ovens! So yes, your dryer can technically cook your hair.

Fun fact: curly hair is more fragile than straight hair. It has natural weak spots. Blasting it with high heat is like playing Russian roulette with your curls.