Well men suffer a decline in testosterone starting at around age 35 and remarkably about 40% of men 45 and older have levels of testosterone ... nor by the average physician.
A single gene in the shorebird species known as ruffs controls the levels of testosterone in males, and this in turn affects ...
≥18yrs: 5g (50mg of testosterone) once daily in the AM; check serum testosterone level at intervals until normal range; may increase to 7.5g/day (75mg of testosterone), then to 10g/day (100mg of ...