What does the push-up test measure?

Which two levels of the spine that can undergo flexion and extension?

Which of the following must be treated under the care of a physician and is mainly considered a medical condition? a. scoliosis b. lordosis c. kyphosis d. all of the above

Is tea good for you? if so what type of tea is good for you? and how much should i drink before it is a threat to my health?