Human Genome Project (HGP) was an ambitious project started in 1990 by US Department of Energy and National institute of Health. The project completed in 2005, and the analysis part is still continuing. Once it is thoroughly worked out and adopted it shall have far reaching implications from  Early Diagnosis of Disease, Proactive Medicine instead of Reactive Medicine, Pharmacogenomics or more precisely Custom drugs and Individualized Medicine, etc. to name a few.