Thyroid disease in cats is linked to heart disease and a fast heartbeat in conjunction with any other symptoms of thyroid problems is cause for a trip to the vet. Once the hyperthyroidism is treated, your cat's heart rate should return to normal.
Stress reaction â some studies have found that paranoia is more common in people who have experienced severe and ongoing stress â for example, prisoners of war. How stress can trigger paranoia is unclear.
However, when you consider what stress actually does to your body, you will soon realize that finding a solution to alleviate stress is absolutely necessary: Things Stress Does To Your Body. Stress can create both short and long term problems in your life. Your mental attitude has a substantial impact on your physical health, so when you are overwhelmed by stress there are both mental and physical repercussions. Here are some things stress does to your body: Increases your blood pressure, thereby making your cardiovascular system more vulnerable to disease. Stress can cause headaches, simply from running thoughts through your head all day. This exhausts your brain and sends it into overdrive, creating pressure points. When you are stressed, you overthink.