Erectile dysfunction

• Gradual onset

Not having normal erections during sleep

Decreased sexual desire

Overweight or obese

Diabetes mellitus

High levels of fats in blood

High blood pressure disease

History of vascular surgery

or Myocardial infarction

or History of coronary artery disease

Smoking

Drug or substance abuse

or Intravenous drug abuse

or Use of antidepressants

or Use of diuretics

or Use of beta blockers

or Use of ACE inhibitors

or Use of calcium channel blockers

Prostate hypertrophy or cancer

History of stroke

or Parkinson's disease

or History of multiple sclerosis

or Head injury

or Recent back injury or trauma

or Head surgery

or Spinal surgery

Liver cirrhosis

or Kidney failure or on dialysis

or History of hemochromatosis

or Thick and hard skin

Alcohol consumption

History of prostate surgery

or Radiation therapy

• Pelvic radiotherapy

Bent penis

Sickle cell anemia

or Leukemia

Any thyroid disease

or Underactive thyroid gland

or Overactive thyroid gland