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 chance of you getting the brain-eating amoeba from the water that touches your nose is very low. This amoeba infects the body via the nose and results in an uncommon infection. Symptoms include headache, fever, nausea, and if severe, changes in mental status. The best way to avoid this is not to swim in freshwater areas where amoebas may be present. 

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.

Restless legs, slurred speech, confusion, different facial expressions, and constipation are sometimes the adverse effects of these medications. Moreover, these drugs can aggravate these symptoms in Parkinson's disease patients. It is crucial to have a discussion with his doctor about the necessary changes in the treatment plan that will make him feel better.

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. 

These lip twitches or tremors that you are experiencing are quite common and for the most part, are harmless. On some occasions, these involuntary contractions are because of stress, fatigue, or even the overconsumption of caffeine. If the twitches persist or get worse, you can try relieving stress, getting enough sleep, and reducing caffeine. Make sure you are staying hydrated as well.

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.

You may have trouble­ sleeping. Not slee­ping well means finding it hard to doze off or stay re­sted through the night. Daytime tire­dness and lack of focus could signify this problem. Common culprits – anxiety, stre­ss, and poor sleep patterns. To re­st better, wind down before­ bed with calming activities. Avoid scree­ns late at night. Most importantly, keep your sle­ep schedule consiste­nt.