Dizziness in the morning and swelling in the afternoon may be related to poor sleep quality, or it may be caused by abnormal blood pressure, cervical spondylosis and other reasons. 1. Poor sleep quality: If the night is affected by certain adverse factors, resulting in poor sleep quality, resulting in insufficient sleep time, resulting in the brain did not get a good rest, may cause morning dizziness and brain swelling. After a proper lunch break at noon, the symptoms of dizziness and bloating will be reduced in the afternoon. 2. Abnormal blood pressure: commonly found in people with a history of hypertension, if the body’s blood pressure is at its peak in the morning, dizziness and bloating symptoms, and blood pressure decreases in the afternoon, the symptoms are partially alleviated. 3. Cervical spondylosis: If there is a history of cervical spondylosis, and if the person keeps an incorrect sleeping position for a long time at night, it is easy to lead to the pressure of local blood vessels and nerve roots, resulting in insufficient blood supply to the vertebral basilar artery, and then the person may be dizzy and bloated in the morning. By getting up and moving appropriately, and maintaining a reasonable sitting and standing posture during the day, the symptoms of localized compression can be relieved, so that the above symptoms can be reduced in the afternoon. Dizziness in the morning and bloating in the afternoon may also be related to other factors, if the symptoms of dizziness and bloating occur frequently, you should consult a doctor as soon as possible to diagnose the cause of the disease, and then give targeted treatment.