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Impotence / Erectile dysfunction

Erectile dysfunction (ED) or impotence is sexual dysfunction characterised by the inability to develop or maintain an erection of the penis during sexual activity in humans.

Physical causes

• Heart disease
• Clogged blood vessels (atherosclerosis)
• High cholesterol
• High blood pressure
• Diabetes
• Obesity
• Metabolic syndrome — a condition involving increased blood pressure, high insulin levels, body fat around the waist and high cholesterol
• Parkinson's disease
• Multiple sclerosis
• Development of scar tissue inside the penis
• Certain prescription medications
• Tobacco use
• Alcoholism and other forms of substance abuse
• Sleep disorders
• Treatments for prostate cancer or enlarged prostate
• Surgeries or injuries that affect the pelvic area or spinal cord

Psychological causes

• Depression, anxiety or other mental health conditions
• Stress
• Relationship problems due to stress, poor communication or other concerns

Risk factors

• Altering lifestyle factors
• Stimulating ovulation with fertility drugs
• Surgery
• Medications