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Influence of color on blood pressureFeatured science projectScience project video

Observation

You should observe that the participants' blood pressure increases after they have been made to stare at the red and yellow screens. Other colors do not lead to significant changes in blood pressure.

Participant Starting blood pressure Blood pressure after staring at screen
Blue Red Black White Green Yellow
Male 1 95 97 106 98 96 95 104
Male 2 100 103 110 103 102 102 108
Male 3 102 102 115 104 103 104 114
Male 4 98 98 110 100 99 100 108
Male 5 110 110 120 112 112 110 116
Male 6 112 114 122 113 112 112 120
Male 7 108 109 118 110 108 108 116
Male 8 98 98 110 99 100 98 108
Male 9 100 103 108 102 102 102 108
Male 10 97 98 106 98 98 96 105
Female 1 93 95 105 95 95 95 104
Female 2 94 94 102 95 96 95 100
Female 3 98 100 108 102 100 100 107
Female 4 102 102 112 100 101 102 111
Female 5 92 94 103 95 96 95 102
Female 6 95 96 105 97 96 95 104
Female 7 105 107 115 106 105 104 112
Female 8 98 98 106 100 99 98 105
Female 9 100 100 112 98 102 101 110
Female 10 102 104 115 104 105 103 113
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Complexity level:
4
Project cost ($):
20
Time required:
2 hours to prepare, 1 day for observation
Material availability:
Easily found
Safety concerns:

NA