I am not sure what is going on but the reassuring thing is that most life threatening medical conditions are constant and do not exhibit an on and off pattern. If it interfering with your life, it is advisable to have some routine basic testing done to rule out easily treatable causes such as hormone or nutritional deficiencies.
If test results are normal, the best thing to do may be to live a healthy lifestyle and observe the symptoms.
These Q&A’s are for educational purposes and should not be relied upon as a substitute for medical advice you may receive from your physician. If you have a medical emergency, please call 911. These answers do not constitute or initiate a patient/doctor relationship.