Natural health: What can I do about my itchy scalp? 

Plus how to deal with painful bunions from improper footwear

When sweat ducts become blocked, they trap sweat beneath the skin leading to a prickling and itching sensation. Picture: iStock 

My scalp gets very itchy during the heat. Recently, I’ve noticed a lot of spots on the nape of my neck. It probably doesn’t help that I have thick, long hair. What would you suggest?

There may be more than one issue at play here, but chances are that you are experiencing what is known as prickly heat or miliaria rubra. This rash shows up as small, red spots, which typically appear on parts of the body where you tend to sweat more.