He was a larger than life hero, but Horatio Nelson did not enjoy robust good health. This personal experience of sickness made him uniquely aware of the importance of health and fitness to the efficient running of a fleet, and here Kevin Brown investigates Nelson's personal contribution to improving the welfare of his men. As Brown reveals, Nelson went to great lengths to obtain fresh provisions, insisted on cleanliness in his ships, and even understood the relationship between mental and physical health, working tirelessly to keep up the morale of his forces.