Exercise requirements are now moderate to high. The Deerhound is less likely to self-exercise. The owner now needs to take on a higher level of commitment to keep the dog in condition if there are no other dogs to play with. Some roadwork is okay at this point. Daily walks, which are enjoyed by the dog and owner alike, are a must.
Nutritional requirements vary, depending on activity level.
The dog now reaches physical maturity , filling out, growing an adult coat, and the chest drops. Deerhounds now reach mental maturity and become model citizens, if their early care and training have been sufficient. Exercise requirements are now moderate to low. The dog will rest more, needing soft bedding for aging bones. Maintaining regular exercise is very important to maintain muscle tone.