According to the University of Rochester Medical Center, the normal ranges for DHEA in nanograms per milliliter form are 1.0 to 9.5 in adult men and 0.4 to 3.7 in adult women. Normal DHEA levels vary with age and gender. More »

Normal iron levels for men range from 70–175 micrograms per deciliter (mcg/dL), according to WebMD. These values often vary between laboratories, and for some people, their "normal" levels may be slightly higher or lower... More »

The normal testosterone level for the average adult male is 270 to 1,070 nanograms per deciliter of blood, according to Healthline. This normal range may change depending on the male's age. More »

In women, a normal ferritin level is between 12 and 150 nanograms per milliliter, while 12 to 300 ng/mL is normal for men, according to MedlinePlus. However, readings on the low end of these ranges do sometimes indicate ... More »

www.reference.com Health Medical Ranges & Levels

A normal PSA level in an adult male according to the National Cancer Institute is 4.0 nanograms per milliliter or lower. However, studies show some men who have a lower PSA level do have prostate cancer while some men wi... More »

For men, the normal range for ferritin is 24 to 336 nanograms per milliliter, and for women, the normal range for ferritin is 11 to 307 nanograms per milliliter, explains Mayo Clinic. These are measured in standard units... More »

Ferritin levels between 12 and 300 nanograms per milliliter of blood are normal in men, while readings between 12 and 150 nanograms are acceptable for women, according to MedicineNet.com. Ferritin the body's major iron s... More »