The phrase "t levels" refers to the levels of a hormone called testosterone in a person's body. Testosterone is primarily found in males and is responsible for many male characteristics like muscle growth, deep voice, and facial hair.
Sentences with «t levels»
When they shed the excess fat, their low T levels increased. (hghinjections.us)
Below is a chart of a study done from 1996 that display the average total and free T levels of men from age 25 - 100 years old. (consumerhealthdigest.com)