If you have had sex you should get checked. but some peoples periods arent regular all the time
Cervical - this usually pertains to the individual's neck or to the female's cervix.
Thoracic - The thoracic is located on an individual's chest area in which the ribs connects to in order to protect the human's organs.
Lumbar - The lumbar area is located in the lower area of an individual's back
1. Time
2. Frequency
3. Intensity
Answer is shatter resistant