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Yet taking too much B12 increases risk for lung cancer. [1] [2] [1]: http://ascopubs.org/doi/abs/10.1200/JCO.2017.72.7735 http://ascopubs.org/doi/abs/10.1200/J
by nlperguiy 9y ago
Yet taking too much B12 increases risk for lung cancer. [1] [2]
[1]: http://ascopubs.org/doi/abs/10.1200/JCO.2017.72.7735 http://ascopubs.org/doi/abs/10.1200/JCO.2017.72.7735
[2]: http://edition.cnn.com/2017/08/22/health/vitamin-b6-b12-lung-cancer-study/index.html http://edition.cnn.com/2017/08/22/health/vitamin-b6-b12-lung...
- timewarrior 9y agoIt's difficult to determine whether there is a selection bias. Many people who smoke, take Vitamin B12 supplements. Anyways it's a good idea to not overdo these supplements.
- phonon 9y agoIt's really hard to be confident in a study that finds an effect in men and not women, with no plausible explanation for the difference.