Another national organization that is involved in research of disease is the

Another national organization that is involved in research of disease is the The Office of Rare Disease Research.

Explanation:

Under the NIH or National Institutes of Health, an organization named The Office of Rare Disease Research  was established in the year 1993 in order to serve according to the requirements of Orphan Drug Act and to respond to the need of research on rare diseases.  

They conduct workshops and symposiums in order to stimulate the research of rare diseases and provide information regarding these diseases to the Office of Director. They work in coordination with different institutes of rare disease research from all over the world.

exercising at a moderate intensity, and slowly increasing the duration.