The aim of this clinical trial is to determine whether deep friction massage and stretching reduce muscle contraction in the calf muscle. The primary questions it seeks to answer are: * Does deep friction massage or stretching reduce muscle contraction? * Does deep friction massage or stretching improve walking? * Does deep friction massage or stretching increase ankle joint range of motion? Participants: Participants will undergo either deep friction massage or stretching exercises for 10 minutes, three days a week, over a period of six weeks.
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The Modified Ashworth Scale
Timeframe: before intervention and after 6 weeks