[pct-l] Blisters 2-sock approach

[Stephen Adams]

Highly breathable shoes are a big help with foot comfort, especially when it's hot, but also aids in letting water out and speeds drying.  I've noticed a lot of shoes that claim venting and breathability are just not so, though they let water in pretty easy and then stay soggy too long.  
On Dec 12, 2009, at 3:54 PM, Yoshihiro Murakami wrote:

> The foot blisters are caused by the heat of the frictions between
> socks and foot. So, It is important to reduce the friction. The ways
> to avoid blisters are:
> 
>  1. to wear suitable boots or shoes.  I think slightly larger boots
> lets heat go.
>  2. to maintain appropriate moisture level. I usually change my socks
> in 3 hours. Too dry and too moisture is bad.
>  3.To use appropriate insoles. Good insoles prevents blisters and
> injuries:I usually wear SOLBO:It is very cheap and effective.
>  4.Antiperspirants  and drying powders  do not appear effective. I
> found two papers in PubMed in this morning( I live in Japan )
>  5. A thin polyester sock, combined with a thick wool or
> polypropylene sock are effective to prevent blisters:  Knapik JJ, et
> al. Sports Med. 1995 Sep;20(3):136-47."Friction blisters.
> Pathophysiology, prevention and treatment." This layer system is
> effective to exhaust moisture. I read this in other papers.
> 
> Thus,  Jereen 's approach is right. I had tried two socks approach
> once but I gave up because of the shoes size. Now, I wear very cheap
> smart sock and change new one when I feel moisture.
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