Your brother may have had seizures, which are also called fits, and can make people behave strangely. There are many reasons why seizures occur – for instance, epilepsy or a high fever. If you see someone having a seizure, put them down gently on their side so that they don’t get hurt. Don’t try to hold his tongue or put anything in his mouth. Keep calm throughout this period then seek medical attention immediately after it is over. Finding out what caused him to convulse is important as well as getting him treated appropriately. 

You should consult for a second opinion right away. Hemifacial spasm can be a symptom of another neurological condition, including an aneurysm. A ruptured cerebral aneurysm is a medical emergency that requires to be treated promptly. Speculating on life expectancy without the proper medical evaluation is inappropriate. As soon as you can, see a neurologist.

The pain you feel could be caused by stress, not enough sleep, or even dehydration. Try to drink water, lie down in a calm place, and massage your temples gently. If it doesn’t go away or gets worse than before please consult with your doctor immediately.

According to your LS spine MRI, you can discern that you most probably have a herniated disc. You should make an appointment with a spinal-disorder specialist to get more thorough advice and treatment. 

Air can sometime­s pass through the top of your head when you bre­athe. It may be due to a tiny hole­ in your skull or close to your sinuses. Or, you may have a blocke­d nose passage. See­ a doctor to know for sure. They can tell you the­ right reason and give treatme­nt if needed.

The answer to your question depends on the cause of the dural arteriovenous fistulae. If it is caused by a congenital abnormality, exercise may help reduce the symptoms, but it is unlikely to completely resolve the condition. If the cause is a tumor or an aneurysm, then exercise may help reduce the symptoms, but a more comprehensive treatment plan may be required. The cost of stereotactic radiation therapy varies depending on the institution providing the therapy. It is best to seek advice from a specialist to determine the best course of treatment.

I see that you have a tight band headache around your head and feel like vomiting because of anxiety and stress as well. These signs might mean that you have a tension-type headache; typically caused by bad posture at work or eyestrain from looking at computer screens all day long. You could take some painkillers such as paracetamol or ibuprofen to help relieve the pain in your head. Moreover try and calm down by breathing deeply plus drink lots of water. If this feeling doesn’t go away please go see a doctor so they can check it out.

As per the complaints, this is a case of Sinusitis.

If you have sinusitis, the doctor may be able to recommend additional medications to relieve your symptoms, such as steroid nasal sprays or drops to reduce sinus swelling.

antihistamines - if your symptoms are caused by an allergy

Antibiotics - if you have a bacterial infection and are severely sick or at risk of consequences, antibiotics may be prescribed (but antibiotics are often not needed, as sinusitis is usually caused by a virus)

Being unable to move a part of the body is what paralysis is all about. It can be caused by different things such as strokes, injuries or diseases like MS. Common signs include loss of sensation and/or inability to move. Your comeback will depend on the cause; if it’s due, to, for instance, a stroke then one may recover quicker than expected but usually physical therapy is always recommended. In addition, healthy eating habits exercise, and keeping a positive mindset go a long way in aiding recovery.