Impact of Physical Exercise on Hospitalized Older Adults Malnourished or at Risk, With Oral Nutritional Support

Progressive, supervised multicomponent physical exercise program, including aerobic resistance, strength, and balance training. Strength training for lower limbs (leg press and knee extension) and upper limbs (seated chest press) will be adapted to each individual's functional capacity.

"* Hospital physiotherapy for preventing nosocomial disability when necessary.~* Hospital diet modifications appropriate to each participant's clinical situation.~* Oral nutritional supplementation aimed at meeting daily nutritional requirements: 30 kcal/kg body weight, 1.5-2 g protein/kg body weight, 25 g daily fiber.~* Approximate free water intake: women 1.5 L/day, men 2 L/day (unless clinically restricted)."