Diet has been proven to significantly reduce the risk of getting cancer.
There is growing evidence that eating the right foods play an important part in helping to prevent breast cancer.
Some foods, such as oily fish, can prevent the growth of cancerous tumours, while others, such as green leafy vegetables, contain compounds that can help to fight cancer-causing hormones.
Here, Healthista look at nine key foods that can help protect you against breast cancer
Dark green leafy vegetables
Studies have suggested that lutein and zeaxanthin found in dark green leafy vegetables such as spinach and kale could help reduce risks of breast cancer.
A meta-analysis was carried out to review the relationship between breast cancer and vegetable consumption.