If you want to look and feel better, Tanya Sweeney says the best way of tackling a New Year to-do list is to conquer a manageable goal every month.

NEW year or not, a health overhaul is not easy. Yet, as with many things in life, technology has made the slog easier. Thanks to smartphone apps, support is just a tap away. For people who are time poor and living life at breakneck speed (that’ll be most of us), turning your smartphone into your personal trainer, nutritionist, or life coach seems common sense.