Hobbit villains hobbled by 'vitamin D deficiency'

According to the theory, evildoers who dwell in the darkness and eat a poor diet are left lacking in vitamin D, leading to muscle weakness and critically undermining their performance in battle.

http://www.sciencedaily.com/releases/2013/12/131215093705.htm?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+sciencedaily%2Fhealth_medicine%2Fnutrition+%28ScienceDaily%3A+Health+%26+Medicine+News+--+Nutrition%29