The answer is what I'm assuming to be the second one, I've done research and iron affects the bone metabolism which in turn benefits strong bones. Treatment for iron deficiency can prevent blood clots. Over all the answer is the second list.
By smiling(smiling releases <span>endorphins</span>), and also do something they like!
Explanation:
There are many forms of dance, from ballroom to barn dancing and disco to Morris dancing. Dance has always been a part of human culture, rituals and celebrations. Today, most dancing is about recreation and self-expression, although it can also be done as a competitive activity. Dancing is an enjoyable way to be more physically active and stay fit.
