A fitness expert shares the best affordable treadmills (most under $500!) and what to look for. Plus, Shop TODAY Wellness Award winners.

2. Motorized Treadmills These are powered by an electric motor. These treadmills allow for a wider range of speeds and incline settings.

Folding treadmills are built differently than regular treadmills. Their pared-down designs also mean they tend to have lower weight capacities. Some entry-level folding treadmills can accommodate 220 ...