Smoking
There is no safe limit for smoking, the only way to protect yourself and your unborn baby from harm is to quit.
Caffeine
Coffee and various types of tea contain caffeine, and energy drinks and some soft drinks have a high caffeine content.
Alcohol
Find out why cutting back on alcohol is best if you're trying for a baby.
Nutrition and micronutrients
Both women and men can improve the chances of a pregnancy and give their baby the best start in life by eating a healthy diet before a baby is conceived.
Recreational drugs
For both men and women, taking cocaine, heroin, ecstasy, marijuana and other recreational drugs can reduce the chance of having a baby.
Chemicals in our environment
Some chemicals can affect men’s and women’s reproductive health and reduce their chance of getting pregnant.
Lubricants
Some lubricants can affect sperm quality.
Oral health
During pregnancy, a woman's oral health can affect her health and the health of the baby.
Complementary and alternative medicines
Complementary and alternative medicines include acupuncture, herbal medicines and manual therapies such as massage and reflexology.