https://health.harvard.edu
Harvard University
Loading Experience
Cumulative Layout Shift Score
0
Page loads
Good (> 10)
96%
Needs Improvement (10 - 25)
2%
Poor (< 25)
1%
the 75 percentile -
0
Experimental Interaction To Next Paint
39
Page loads
Good (> 200)
97%
Needs Improvement (200 - 500)
1%
Poor (< 500)
0%
the 75 percentile -
39
Experimental Time To First Byte
937
Page loads
Good (> 800)
69%
Needs Improvement (800 - 1800)
21%
Poor (< 1800)
8%
the 75 percentile -
937
First Contentful Paint
1310ms
Page loads
Good (> 1800)
84%
Needs Improvement (1800 - 3000)
9%
Poor (< 3000)
6%
the 75 percentile -
1310ms
First Input Delay
3ms
Page loads
Good (> 100)
99%
Needs Improvement (100 - 300)
0%
Poor (< 300)
0%
the 75 percentile -
3ms
Largest Contentful Paint
1847ms
Page loads
Good (> 2500)
84%
Needs Improvement (2500 - 4000)
8%
Poor (< 4000)
6%
the 75 percentile -
1847ms