SAVE $50 : As of May 12, the Garmin Forerunner 165 is on sale for $199.99 at Amazon. That's a 20% discount on the list price. $199.99 at Amazon $249.99 Save $50 A good fitness tracker can make your runs feel easier and recovery feel more valuable. If you've been in the market for an upgrade, there's a great deal on the Garmin Forerunner 165 live right now at Amazon. As of May 12, you'll save $50 with the new price of $199.99 on both the black and whitestone colors. As the name suggests, the Forerunner 165 is designed for runners . It includes many helpful features, including built-in GPS for tracking pace and distance, wrist-based heart rate monitoring, and much more. The 43mm screen is AMOLED, so the display is always bright and colorful. It's also controlled both by a touchscreen and the traditional button controls. The battery life is great and ideal if you're wanting to hit longer distances. You'll get up to 11 days in smartwatch mode or up to 19 hours in GPS mode.…