Brian Johnson's lack of sun exposure, including infrared and UV wavelengths, is a significant oversight.

“I think that his fear of the sun is a big Miss and he's not going outside much he might go outside in the morning in the evening but he's he's not getting enough infrared he's missing all of his UV wavelengths he's sitting in his house in Venice um which is hopefully okay with the fires um and he's I'm sure he has energy efficient glass which blocks all of the UV he's talked about this on podcasts how the glass in his house blocks all UV wavelength so he's getting no infrared sitting in his house he's literally becoming”