Provided herein are 7-azaspiro[3.5]nonane-7-carboxamide compounds and the pharmaceutically acceptable salts of such compounds useful in treating diseases or conditions associated with fatty acid amide hydrolase (FAAH) activity, conditions including including acute pain, chronic pain, neuropathic pain, nociceptive pain, inflammatory pain, cancer and cancer pain, fibromyalgia, rheumatoid arthritis, inflammatory bowel disease, lupus, diabetes, allergic asthma, vascular inflammation, urinary incontinence, overactive bladder, emesis, cognitive disorders, anxiety, depression, sleeping disorders, eating disorders, movement disorders, glaucoma, psoriasis, multiple sclerosis, cerebrovascular disorders, brain injury, gastrointestinal disorders, hypertension, or cardiovascular disease.