In 1902 the U.S. Cavalry recommended that a horse never carry more than 20 percent of its weight into battle. Current studies confirm that the percentage puts the least strain on the animal's heart, ...

The idea of training with heavy loads is not new. The army have been making squaddies march long distances while carrying massive packs (not to mention heavy weapons) for years. In the forces, at ...

Researchers in China have unveiled a centaur-style wearable robot that adds two mechanical legs to assist humans in carrying heavy loads, reducing energy use by 35% and foot pressure by over 50%.