According to Dr. Deirdre Barrett, a clinical psychologist at Harvard Medical School, dogs likely dream about their daily activities and experiences, including their interactions with their owners. As they sleep, dogs may show signs of dreaming through twitching or barking, indicating they are engaged in activities such as running or playing. Dogs undergo REM (Rapid Eye Movement) sleep, which is when dreaming occurs, similar to humans. To promote positive dreaming, owners should provide their dogs with enjoyable experiences during the day and ensure they have a safe, comfortable sleeping environment. However, the American Kennel Club warns that dogs can also experience nightmares, and owners should avoid waking them abruptly to prevent aggressive reactions. Instead, it is recommended to let dogs wake naturally and offer reassurance afterward. Observations from dog owners on social media suggest that many dogs exhibit behaviors in their sleep that indicate they are dreaming about activities like hunting or chasing.