It seems like you are having problems with falling asleep at night. Some common signs of insomnia are difficulty in sleeping, feeling exhausted during the day, and not being interested in things. It can result from stress, a harmful lifestyle, or some other reasons. Try to keep your room dark, stay away from screens before sleeping, and come up with a relaxing bedtime routine that will help you sleep better.

A stroke cause­s problems with blood flow to the brain. You had weakne­ss in your arm and leg. Those symptoms are common afte­r a stroke. Getting medical he­lp quickly is important. It improves chances of recove­ry. Treatment involves me­dication, rehabilitation, and lifestyle­ changes. 

Hand tremors at 22 years old are quite uncommon but can happen. Stress, high consumption of caffeine, and sleep deprivation that, in some cases, can even be exacerbated by demanding situations might all be implicated. Take a deep breath, cut down on coffee, and get some sleep. If the tremors become more frequent or more severe, it is advisable to undergo a medical examination to find out if other possible causes are present.

From what you describe, carotid artery dise­ase could be causing your issues. This condition blocks blood ve­ssels in your neck. It can lead to tire­dness, chest discomfort, head pre­ssure, and left arm/leg we­akness. The irregular he­artbeat, poor dental health, and skull base­ lump may relate. Reduce­d blood flow from the blockage could cause low blood pre­ssure. To properly address this, se­eking medical evaluation and tre­atment is vital.

The problem with the shaking fingers is that I recommend seeking advice from a neurologist. Although it may not currently stand in the way of your normal activities, this could indicate an underlying problem.

It’s always very worrying when a child’s seizures are as intense as you say and don’t seem to be affected by any drugs. This needs attention right away. When medicine doesn’t help, sometimes surgery will. The cost of treatment may depend on different things and I think it would be good for you to talk with the staff about that. 

I get what you’re saying about using Betahistine with Sertraline. Don’t worry, few people get severe side effects like Steven Johnson Syndrome from Betahistine. Some common side effects might be a headache or an upset stomach. When you’re suffering from vertigo, it feels like everything is spinning around you. Betahistine works by increasing the blood flow within the inner ear which can help with this. However, it’s best to speak with your doctor before taking any medication.