Birth Control - Family Planning and The World Population
A few years ago the world health organisation calculated that sexual intercourse takes place 42 billion times each year or 1,300 times per second. Whilst the exciting developments in the treatment of infertility attract media attention and acclaim, it is the need to control population growth that has become one of the major environmental problems to be resolved. It has been calculated that every minute there are 270 births and 90 deaths somewhere in the world resulting in a net world population growth of 180 people. The world population is approximately 6 billion and increasing at the staggering rate of an additional one million people every four days and one billion every ten years. In the year 1000A.D. there were only one hundred million, so there has been a sixty-fold increase in the last thousand years and a ten-fold increase over the last 200 years. Ninety percent of the population growth is happening in the poorer countries. There have been estimates that in such countries a couple will need to produce five children to have a reasonable expectation of one son reaching maturity. Studies have shown that women in the underdeveloped countries would avoid further pregnancies if adequate contraception were available. However, only 1% of aid to such countries is focused on family planning.

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Please click on the required question.
- 1 How important is effective contraception for the world's population?
- 2 How long can my partner's sperm survive in me?
- 3 How long are my eggs capable of fertilisation?
- 4 How long does my fertile phase last?
- 5 What is an ideal contraceptive?
- 6 How can the effectiveness of a contraceptive method be measured?
- 7 Can knowledge of the fertile phase be used for effective contraception?
- 8 I am breast-feeding my baby. Do I need contraception?
- 9 How effective is coitus interruptus?
- 10 How effective are condoms (sheaths)
- 11 What are the advantages and disadvantages of condoms?
- 12 How long have vaginal methods of contraception been available?
- 13 How can I get a diaphragm (cap)
- 14 How can the cap be checked?
- 15 How effective are diaphragms and caps?
- 16 What are the advantages and disadvantages of vaginal methods?
- 17 What is the contraceptive sponge?
- 18 How effective is the contraceptive sponge?
- 19 What is the female condom?
- 20 What are the advantages and disadvantages of female condoms?
- 21 How effective are spermicides?
- 22 What are the advantages and disadvantages of spermicides?
- 23 Which contraceptives are appropriate for an adolescent?
- 24 Which contraceptives are appropriate for a woman in her forties?
- 25 If I am taking the combined oral contraceptive pill or cyclical HRT, how can I tell when I have reached my menopause?
- 26 How effective is the Persona Unipath Personal Contraceptive System?
- 27 Where can I obtain further information about contraception?
- 28 Support Groups.
Thank you for choosing to visit us.
This is the personal website of David A Viniker MD FRCOG, Consultant Obstetrician and Gynaecologist at Whipps Cross University Hospital, London - Specialist Interests - Reproductive Medicine including Infertility, PCOS, PMS, Menopause and HRT.
I do hope that you find the answers to your women's health questions in the patient information and medical advice provided.













