On July 31, 2014, scientists reported details of the evolution of birds from other theropod dinosaurs. Among the features linking theropod dinosaurs to birds are a furcula (wishbone), air-filled bones, brooding of the eggs, and (in coelurosaurs, at least) feathers.
Vitamin D Deficiency. People who are vitamin D-deficient can suffer some adverse effects, such as being more prone to certain cancers and possibly being affected by depression or other mood disorders, according to studies reported by MayoClinic.com.
Breast Cancer. Colon Cancer. Heart Disease. That there are a million good reasons to get your vitamin d levels up and if it helps your mood while you are going through menopause, then great, if it doesn't, then it's still worth taking for its other benefits.