Harvard Study: Vitamin D Slows Biological Aging by 3 Years
Published 7 May 2026 · 28 daily observations recorded · last updated 2026-09-29
Recent growth
Performance history
Every observation TubeSum recorded, plotted as measured.
Based on 28 observations · last observed Sep 29, 2026 · straight lines connect consecutive observations — TubeSum does not measure the days between them.
All observations
The same points the chart plots, as exact numbers. Gaps mean no observation was taken that day.
| Date | Views | Avg views / hour | Channel median |
|---|---|---|---|
| 2026-09-29 | 6,182 | 1.8 | 2,382 |
| 2026-09-28 | 6,179 | 1.8 | 2,382 |
| 2026-09-27 | 6,173 | 1.8 | 2,382 |
| 2026-09-26 | 6,170 | 1.8 | 2,382 |
| 2026-09-25 | 6,167 | 1.8 | 2,382 |
| 2026-09-24 | 6,161 | 1.8 | 2,382 |
| 2026-09-23 | 6,160 | 1.9 | 2,382 |
| 2026-09-22 | 6,155 | 1.9 | 2,382 |
| 2026-09-21 | 6,152 | 1.9 | 2,382 |
| 2026-09-20 | 6,147 | 1.9 | 2,382 |
| 2026-09-19 | 6,143 | 1.9 | 2,382 |
| 2026-09-18 | 6,140 | 1.9 | 2,382 |
| 2026-09-17 | 6,127 | 1.9 | 2,341 |
| 2026-09-16 | 6,123 | 1.9 | 2,341 |
| 2026-09-15 | 6,119 | 2.0 | 2,341 |
| 2026-09-14 | 6,116 | 2.0 | 2,341 |
| 2026-09-13 | 6,115 | 2.0 | 2,341 |
| 2026-09-12 | 6,111 | 2.0 | 2,341 |
| 2026-09-11 | 6,108 | 2.0 | 2,341 |
| 2026-09-07 | 6,094 | 2.1 | 1,715 |
| 2026-09-04 | 6,076 | 2.1 | 1,715 |
| 2026-09-01 | 6,055 | 2.2 | 1,714 |
| 2026-08-27 | 5,981 | 2.2 | 1,714 |
| 2026-08-17 | 5,964 | 2.4 | 1,415 |
| 2026-08-10 | 5,939 | 2.6 | 1,415 |
| 2026-08-07 | 5,926 | 2.7 | 1,415 |
| 2026-08-05 | 5,922 | 2.8 | 1,415 |
| 2026-08-04 | 5,921 | 2.8 | 1,415 |
Content analysis
Transcript, chapters and structure for this video live on its analysis page — performance and content are separate documents on TubeSum.
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