I’ve had head and chest problems for weeks

for the last 5 weeks i have had a constant feeling of nausea in my head and pain that spreads around my head and face that doesnt fade or go away , i also have a feeling like there is a weight in my chest and constant pain and discomfort in the left side of my chest my hearing in my left ear has gone funny and my sight isnt as sharp the i am a 13 year old male i am currently taking movicol for impacted stool i have also ran out of breath quickly and have had memory problems i have a 99% oxygen level and normal blood pressure i also had a bpm of 118 at one point i weigh 10 stone and am 5'75 i have also has pain in my back neck and arms and feel sensitive when i touch anything i am really worried

go and see your GP he may run further tests you should not feel like this at your age.