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If you watch the videos by Dr John Campbell (British public health expert), he talks about Vitamin D all the time. He also expresses his frustration that this i
by l_davis 6y ago
If you watch the videos by Dr John Campbell (British public health expert), he talks about Vitamin D all the time. He also expresses his frustration that this isn't given more attention.
- gre 6y agoHackernews supports linking to videos. https://www.youtube.com/watch?v=GCSXNGc7pfs https://www.youtube.com/watch?v=GCSXNGc7pfs