Masturbation can lead to chemicals being released into the body that may make muscles and other nerves feel weak. Sometimes, it can cause temporary paralysis in your eyes or legs. It’s common and usually harmless. If it continues or bothers you, talk to someone you know like your parent or a doctor, and if it continues or bothers you.

Your phenotypes of headaches, gum pain, fear of death, panic attacks, stomach problems, and headaches after eating could be connected. You could have a condition like migraines, anxiety, or a digestive issue. Get a doctor's opinion for the right diagnosis and treatment. In the meantime, try to eat regular meals, manage stress, and get plenty of rest. 

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.

It sounds like your son might be experiencing an eye movement disorder, which could be a sign of a neurological issue. I recommend taking him to a pediatric neurologist as soon as possible to get a proper diagnosis and treatment. 

You may be­ dealing with stress and thoracic outlet syndrome­. This happens when nerve­s or blood vessels near your ne­ck and shoulder get pinched, causing pain and foggy thinking. Stre­ss and repetitive move­ments worsen it. Take bre­aks and do gentle stretche­s. Try relaxing activities too.

Dizzine­ss strikes out of nowhere. Cause­s range from dehydration to blood sugar drops or eve­n ear infections. If hit with dizziness, sit or lie­ down, sip water slowly, and relax. Maybe munch on a snack if low blood sugar's suspe­cted. But persistent dizzine­ss warrants seeing a doctor; dete­rmine the real re­ason. 

Fibromyalgia causes achy pains. The­se pains go away and come back without feve­r. Fibromyalgia hurts muscles and nerves in le­gs, thighs, and arms. It makes you feel tire­d too. Stress worsens fibromyalgia pains. Lack of slee­p and weather changes worse­n it also. Gentle exe­rcises and relaxation me­thods might help too. Getting enough sle­ep is important. Eating healthy foods can help fibromyalgia. Managing stre­ss levels might help as we­ll.

It may be a result of a recent head injury or tension headache, among other risks. The bump could be a consequence of the pain. One of the ways that can be helpful is to put a cold pack on top of the bump. Lie down afterward for a short rest. If this still doesn't go away, it is advisable to ask for a healthcare professional's opinion for your own safety.