What is "Semen"? A complete analysis of semen's origins and production timeline, its components, macronutrients and micronutrients (per 100 mL), special proteins and enzymes, cleanliness and safety: Is it "clean"? Pathogens that may be present under normal physiological conditions, time periods and charts: changes in quantity, quality, and concentration, ejaculation frequency and semen volume, days of abstinence vs. total sperm count...