Brain and Spine Problems

I was watching video in my mobile while lying on bed using earphone. It's summer season. Suddenly after sometime strong dizziness is there. It felts like ground is moving upward and scared feeling.From this episode I always feel unsteady legs and unbalanced issues. Is it inner ear problem? How to diagnose it ?

After taking Rozucor 10 mg i am feeling headache continue and eye weekness seeing floaters , before 2 year i have done MRI and EEG that was quite normal

Unable to sleep as my left eyebrow tingles above eyelid when I lay down to sleep since a month. I had heart palpitations about a month ago which shows sinus tachycardia in ECG and that is solved now. I used to do basic exercise but stopped due to these palpitations and nerve issue. Advise required if this is something due to exercises? I am not sure if this is anxiety and i am not obese as my weight is 60 kg and height is 5'6".

Got covid infection in may 2021, 55 percent lung infected,admited in hospital ,given remdisivir, steroids. After discharge since last 9 month getting insomnia trouble. Shown to many psychologist and under many medication. Done MRA BRAIN and found all normal only Incidentally detected ,mild mucosal thickening of bilateral ethmoid and left maxillary sinuses..What it means and it has any significance to my Insomn  trouble

Nerve tingles in the left eyelid near eyebrow when I lay down to sleep since one month. Due to this issue, I am unable to sleep the whole night as I feel something is tapping on my left eye. I had heart palpitations a month before with 100 PRbpm which is solved now. But the nerve tingle on eye still persists.

I'm having a lump on the left side of the head for the past few years, but past 1month I'm having pain and it radiates to ear too

I have mild degenerative disc diseases. Mild pain in left neck below the back ear, shoulder till left arm elbow. My left hand shaking fingers/wrist when I put sugar in tea, holding empty glass etc. After pain relief can I go to gym for work out and weight lifts. My age is 33. I am attaching my MRI.

I m 26 years old and I am having Vitamin B12 deficiency and when I walk I feel discomfort and unbalanced. I feel like my brain is moving suddenly. These symptoms I am having from more than 6 months but they come and go. Currently I got to know that I am having Vitamin B12 Deficiency. I wanted to know , in how many days these symptoms will go ? Are these symptoms common in vitamin B12 deficiency? How can I be fit again like I was previously?

I am attaching my mri report here waht is it tells pls tell me I am having dizzy and swaying problem

Are there any evidence that ultrasound sonography of scrotum cquses any neurological issue in child before conception