It looks like you’re referring to a headline like “Here’s how often you should wash your hair, according to a dermatologist…”—and the key takeaway is actually pretty simple:
👉 There’s no one-size-fits-all rule. It depends on your hair type, scalp, and lifestyle.
Here’s what experts generally say:
🧴 General guideline
- Most people: 2–3 times per week is a good average (menshealth.com)
- Not necessary to wash daily for everyone
💇♀️ If your hair is oily or fine
- Wash daily or every other day
- Oil spreads faster on fine/straight hair, making it greasy quicker (CeraVe)
🧑🦱 If your hair is thick, curly, or dry
- Wash once a week or less
- These hair types don’t get oily as quickly and can dry out if overwashed (CeraVe)
🏃 Lifestyle matters
- Wash more often if you:
- Sweat a lot (exercise, hot weather)
- Use styling products frequently
- You may need less washing if:
- Your hair is chemically treated or dry (CeraVe)
⚠️ Signs you should wash your hair
- Greasy roots
- Itchy scalp
- Flaking or buildup (WebMD)
🚫 Myth to know
- You can’t “train” your scalp to produce less oil by washing less—oil production is mostly genetic (Verywell Health)
✅ Bottom line:
- Wash your hair when your scalp needs it, not based on a strict schedule.
- For most people, that lands somewhere between every day and once a week.
If you want, tell me your hair type (oily, dry, curly, etc.), and I’ll suggest a personalized routine.