This results in male infertility and testosterone deficiency. Being overweight or obese. Obesity is linked to a reduction in total testosterone, as well as reduced levels of LH and FSH.

Luteinizing hormone (LH) levels were suppressed at <1 IU/l (normal range 1-14 IU/l) and follicle-stimulating hormone (FSH) levels were low at 2 IU/l (normal range 1-14 IU/l). Serum estradiol was ...

The releasing hormone signals the pituitary gland to release FSH (follicle stimulating hormone) and LH (luteinizing hormone). FSH and LH travel from the pituitary gland to the ovaries via the ...