We scratch our heads when we’re thinking.
We do it when we’re confused.
We even do it when we’re angry or the opposite, when we’re trying to relax.

But in all those times when you’reitching to scratch, your head might actually be, well, itchy.
It happens when your body responds to too much yeast growth, which usually occurs on the scalp.
Another alternative is the autoimmune disease psoriasis, which can also lead to itching and flaking skin,Psoriasis.orgfound.

But there might be other reasons why you’re seriously scratching your head.
You might find that you have an unfortunate reaction to a newhaircare product, like shampoo or conditioner.
Thankfully, stopping usage of the product is sometimes enough to reverse the reaction.
lay their eggs,WebMDreported.
While an itchy scalp might be a total nuisance, it might be the sign of something more serious.
And in some more severe cases, itching might be because of skin cancer, the AAD additionally reported.
An itchy scalp is annoying at best, or it might be the result of an underlying medical condition.