By Emily Baer Serious Strength personal training, located on the lower level of 169 West 78th street, offers the promise of big results for a small time commitment. Founded in 1998 by Fred Hahn, the personal training studio uses
Read moreDetailsBy Emily Baer Serious Strength personal training, located on the lower level of 169 West 78th street, offers the promise of big results for a small time commitment. Founded in 1998 by Fred Hahn, the personal training studio uses
Read moreDetails