Just seen an article on the ScienceDaily website about a new formula for calculating the max heart for women. In short “The old formula — 220 minus age — used for almost four decades, is based on studies of men. The new formula for women, based on the new research, is 206 minus 88 percent of age.”
Read the article at http://www.sciencedaily.com/releases/2010/06/100628170928.htm