Men experience a gradual decline in total testosterone of approximately 1% per year and free testosterone of approximately 2-3% per year throughout their lives.

“Testosterone levels naturally decline ~1% per year after age 30-40”

“what does change is the shbg so as we get older the shbg does go up the total testosterone should stay Rel flat if you're healthy and the free tea will start to go down right”

“you can expect I believe it's about 1% drop in total test per year with an approximate 2 to 3% drop in free each year”

“if we didn't muck around with nature, men would experience a pretty steady decline in testosterone from puberty on down.”

“So, like a common thing that people hear is when you hit 30 years old, your total testosterone will decline by 1% per year. But the reality of what makes this even worse is your SHBG levels will increase year-over-year proportionally faster, thus making the velocity of free testosterone decreases dramatically more so proportionally. So even though total test decreases by 1% a year, your free test will decrease by up to 2% per year.”

“So you mentioned the the by age 30 total testosterone decreases by about 1% per year.”