Want healthier, thicker-looking hair? Start with your scalp.

In this episode of the After Hours Skin Clinic, Consultant Dermatologist Dr Ellie Rashid explains why scalp health is so important for healthy hair, from dandruff and oily scalps to hair growth, shedding and scalp inflammation.

She tackles the biggest hair and scalp myths, including whether dirty hair grows better, whether you can "train" your scalp to produce less oil, and whether rosemary oil really works for hair growth.

In this episode:

What makes a healthy scalp

Dandruff vs a dry scalp

Seborrhoeic dermatitis and Malassezia

How often should you wash your hair?

Can you train your scalp to produce less oil?

Does dirty hair grow faster?

Should you exfoliate your scalp?

Rosemary oil vs minoxidil

Does shampoo affect hair growth?