Lab 6Flexibility

Flexibility

• It is a measure of the range of motion at a specific joint.

• No single test can adequately represent overall body flexibility.

Sit-and-reach test of flexibility

• Most commonly used measure

• Measures the flexibility of the low back and hamstrings

• Requires the subject to reach forward, stretching the muscles of the low back and hamstrings

Sit-and-reach test examples

• Female 20 years, sit-and-reach of 39 cm, percentile = 70

• Male 19 years, sit-and-reach of 34 cm, percentile = 50.

Percentile norms for the sit-and-reach (cm) in age/gender groups

Percentile Men18 19 20 21

Women18 19 20 21

99

95

90

85

80

75

70

65

60

55

50

50

45

42

41

40

39

38

37

36

35

34

49

45

43

42

40

39

38

37

36

35

34

49

46

43

41

41

40

39

38

37

36

35

50

45

42

41

40

39

38

36

35

35

33

52

47

46

44

43

42

41

40

39

38

38

52

47

45

43

42

41

40

40

38

38

37

51

46

45

43

42

41

39

38

38

37

37

50

46

44

43

42

42

40

39

38

37

36