Vitamin the vitamin. People who eat a varied diet are unlikely to develop a severe primary vitamin deficiency. In contrast, restrictive diets have the potential to cause prolonged vitamin deficits, which may result in often painful and potentially deadly diseases. Well-known human vitamin deficiencies involve thiamine (beriberi), niacin (pellagra), vitamin C (scurvy), and vitamin D (rickets). In much of the developed world, such deficiencies are rare; this is due to (1) an adequate supply of food and (2) the addition of vitamins and minerals to common foods (fortification). In addition to these classical vitamin deficiency diseases, some evidence has also suggested
The History of Iron Maiden – Part 1: The Early Days Doug Sampson, Ron Matthews, Terry Wapram and Bob Sawyer. The DVD won a 2004 "Metal Edge" Readers' Choice Award for Home Video/DVD of the Year. The second part of the "History of Iron Maiden" series was later included on the "Live After Death" DVD release in 2008, while a third installment was released as part of the "Maiden England '88" DVD in 2013. "The Early Days" was met with critical acclaim, with AllMusic describing it as "A masterpiece." "Classic Rock" gave the DVD 5 out of 5, calling the live footage "fascinating," while stating that "the tales of Maiden's early