You feel dizzy when sit up, or you feel dizzy for several days in a row, or feel so dizzy that you have difficulty standing or sitting. Severe dizziness can be a sign of cervical spondylitis, epilepsy, low BP, and heart disease. Consultant Dr. Paras Hospital. According to Sanjay Gupta, dizziness is not a disease but a sign of another illness. So if you feel dizzy all of a sudden, see a doctor right away. 

If the patient starts to feel very dizzy, it means that he has a big problem. This problem may be related to the brain and heart. Cervical or ear infections may be a problem if dizziness occurs occasionally. Besides that, there can be many other reasons; you need to see a doctor at the onset of symptoms to find out. Dizziness can occur at any time.

Dr. According to Rajesh Kumar, if you are experiencing severe dizziness, go to the doctor. The doctor will know the cause of the problem and prescribe treatment. In addition, dizziness can often be controlled by adopting a healthy lifestyle without any major illness. For example, drink plenty of water to avoid dizziness due to dehydration.