| | Family Health | Men's Health Do cows produce blood during menstruation? No, cows do not menstruate like humans. Instead, they experience a process called estrus or heat cycles. Men's Health - Related Articles How to Get a PSA Test What are the signs and symptoms of STDs in males? Manx What to Know Symptoms of a Cortisol Imbalance in Men What Are the Dangers of Natural Male Enhancers? What body system does PICA affect? Should you exercise when are menstruating?