Abuse of drugs, like heroin. Avoid preventable causes of infertility, especially poor nutrition. Medical history and physical exam by a doctor. Psychotherapy or counseling, if marital problems exist. Surgery to correct anatomical abnormalities of the reproductive system.
Many fertility problems are minor and reversible.
Approach treatment with optimism. Research is offering new options to couples. Ask your doctor for instructions. Have intercourse just before ovulation, which can be determined from the chart. Don't use a lubricant during sexual relations.