How to fix tension in the glands area of throat

16 year old singer here, whenever i try to go higher up with my vocals my glands area of my throat starts to tense up and eventually can start hurting for a couple minutes, any things i can do to help me get rid of this habbit i really think its holding me back

Please check out the following:

Tutorial on vocal strain: https://www.30daysinger.com/tutorial/removing-vocal-strain/1

Live lesson on strain & vocal health: https://www.youtube.com/watch?v=s6HRdzfpT20

Article on preventing vocal injury: https://www.30daysinger.com/blog/vocal-nodules-preventing-injuries

Guide to reducing excess tension: https://www.30daysinger.com/blog/how-to-reduce-vocal-strain

If this issue persists, consider booking a private lesson for individual help!