Tai Chi exercise program will create by selecting the first-basic 10 forms from 24 short forms of Yang style. The forms' name: Beginning, Parting the Horse's Mane, Stork Spreading Its Wings, Brushing Your Knees and Stepping, Playing The Pipes, Fending Off the Monkey, Grasping the Sparrow's Tail Left, Grasping the Sparrow's Tail Right, Simple Whip, Moving Hands Like Clouds-Conclusion. All forms will be completed at 10 weeks. Each session will take 1 hour (15 min for warming up exercises, 30 min of Tai Chi forms, and 15 min for cooling down exercises). The 14 patients of SS in this group will be divided into two groups of 7.

The home exercise group will receive a one-hour home program, 2 days a week. The first and last 15 minutes of the exercise program will consist of warm-up and cooling- down exercises. After warm-up exercises, stretching for shoulder, hamstring and erector spinae muscles, strengthening exercises for abdominal and back muscles will be performed 10 times each for 30 minutes.

Home exercises will include warm-up and cool-down exercises, stretching for shoulder, hamstring and erector spinae muscles, strengthening exercises for abdominal and back muscles.

The scale has 19 items and measures 7 components of sleep quality: subjective sleep quality, sleep latency, sleep duration, habitual sleep efficiency, sleep disturbances, use of sleeping medication, and daytime dysfunction (each domain score ranges between 0 and 3). A global PSQI score corresponding to the total of the individual scores from the 7 components is calculated (range = 0-21). A result equal to 6 or above is considered indicative of poor sleep quality. The test has high diagnostic specificity for detecting clinical sleep impairment.

Fatigue Severity Scale comprises nine statements, describing the severity and impact of fatigue, with a scale of possible responses ranging from 1 ("strongly disagree") to 7 ("strongly agree"). FSS total scores are usually reported as the mean score over the nine items; a higher score indicates greater severity.

It is a scale that evaluates the effects of fatigue on daily life activities and quality of life. It contains 40 questions in total. Consists of cognitive, physical and social subdivisions. The score ranges from 0 to 160 points and the high score indicates a negative impact.

It is a scale that evaluates the anxiety and depression levels of individuals in 14 questions. While the answers score between 0 and 3, the high score indicates high anxiety or depression.