It is obvious by your question that this tooth has been absessed for some time. If you have never had these symptoms before, they could or could not be related this is why you should firstly make an apt. with your doctor. This is not normal. Secondly make an apt. with your dentist and have your tooth treated.
Humans do not get headaches from high and low pressure systems.
The causes and symptoms of heart disease is high blood pressure, headaches, loss of weight, loss of appetite, dizziness, nausea, weakness and numbness and pain in the chest.
High blood pressure has many causes. Although headaches can be a sign, this isn't always the case. Go see a doctor and be tested and, you might want to invest in a wrist cuff to check it every day. Too much sodium in your diet, being overweight, drinking alcohol can be contributors.
Yes because it is the pressure that causes it
There are many causes of left leg and foot numbness. This numbness could come from a stroke or unnecessary pressure.
It can, the inflammation causes increase pressure on nerves, causing numbness in arm/fingertips
Stress and pressure
suicides , headaches
Low blood flow causes numbness in your finger. Pressure can do it too.
It depends on what you consider too low. Many people can function very well with low blood pressures. If it gives you severe dizziness or fainting, then it needs to be treated. With high blood pressure you can get dizziness and headaches and if left untreated, can lead to strokes which can cause permanent damage to your brain and body. And, untreated high blood pressure causes damage to the lining of your vessels which cannot be repaired