Vanguard Group filed to create a new share class for some funds that would charge as little as 1 cent for every $100 invested.

Lower expense ratios, according to Vanguard, were reported for 35 individual mutual fund shares, including 12 Vanguard target-date funds.

Levels of wealth differ in the U.S., of course--here is a recent list of locales that have high concentrations of affluence.

If strapping a device to your wrist doesnt motivate you to walk 14,000 steps a day, perhaps the solution to get you moving comes from the device closest to your heart: Your smartphone.