Patients with chronic obstructive pulmonary disease have a higher risk of falls, which a new study suggests could be explained by their altered walking patterns compared with healthy controls.

Discover what step costs are, why they matter in business, and explore examples showing how these costs increase at specific levels of activity for better financial planning.

The stock market rarely moves in a straight line. Periods of strong, directional trend are invariably followed by moments of rest, consolidation, and quiet deliberation. For the keen-eyed technical ...