[defrost]

    His fixation is so intense that it extends to the dinosaurs. What if the real problem with that asteroid 65 million years ago wasn’t a lack of food, but the weak bones that follow a lack of sunlight? “I sometimes wonder,” Dr. Holick has written, “did the dinosaurs die of rickets and osteomalacia?”

Isn't the whole article by a long shot - certainly an interesting counter point, thanks for the links and your thoughts.

[steve1977]

I’ve heard hypotheses more stupid than that.

[defrost]

True, it's not bad as a thought, I threw it in there to tease others into the full article, it's the suspicion of zeal driven by funding that's the more damaging charge.

Still not as strong as the famous "Dinosaurs are thin at one end, much thicker in the middle, and thin again at the other end" conjecture.