Review: Under Armour HealthBox thinks big, needs helping hands

These days, it’s not that it’s hard to find a fitness band or other connected health product, it’s that it’s hard to know which one is the best fit for what you want to achieve. Under that premise, the Under Armour HealthBox — with a band, chest strap and scale — would seem to be the ideal bundle to get started. But how well does it deliver as the sum of its parts?