5. Michelle is an active 50-year old woman who enjoys cycling and running. Both of her parents suffered from high blood pressure and heart disease so she recently became a vegan and also avoids salt in her diet but is careful to supplement the lost sodium. She does not eat packaged food and prefers to prepare all of her meals at home. Over the past month she has become very tired and has noticed an enlargement in the middle of her neck. What vitamin/mineral is she deficient in? Name 2 foods you could recommend to help prevent this deficiency. What gland are affected by this disorder?