Mobile coupons — usually text messages with discount codes sent to a cellphone — are becoming the blue-light specials for the digital age.

For some, pills like Viagra and Cialis don’t work. And even if they do, there are more cost-effective ways to treat a problem that grows more common with age.

Even though consumer spending rose in July, many Americans are still watching their pennies, and some said their newfound frugality would not be temporary.

Oscillator indicators can tell you whether a stock is juiced up or out of gas.

This nifty tool looks at how far apart two moving averages are over time to let you know when momentum is picking up or petering out.

It goes a long way toward better returns if you just ride trends–and exit before they end.

For one of the best windows into investor sentiment, you need to watch what’s happening in the options pits.

Fluctuations in stock prices can be severe, but Bollinger bands filter the noise and can identify when a price swing goes to an extreme.

These five stocks have surged but still look cheap, relative to history.

Summer’s over, and your PC is chock-full of new vacation pics. We’ve rounded up the smartest ways to share the good times — without spending a bundle.