Warning signs and symptoms to men should look for in regard to their overall health include:   • Chest pain • Shortness of breath • Low libido • Erectile dysfunction • Signs of an STI • Bloody urine • Changes in mental health • Excessive thirst • Hair loss • Fatigue • Dizziness • Memory loss • Chronic headaches • Vision loss • Back pain that won’t go away • Indigestion • Increased irritability • Suspicious lumps