Flying doctor

My husband is in remission from non-Hodgkin's lymphoma and has been clear for five years. The chemotherapy has resulted in peripheral nerve damage and he has numbness in the feet and lack of circulation to both legs. We would very much like to visit Australia next year for a family wedding. Is there any significant danger of DVT, and what can be done to reduce the risk of catching anything through the recirculated air?

Hard to swallow

Can aspirin really help beat breast cancer? Dr Luisa Dilner assesses a new report.

The cancer revolution

When Sarah Allen, a mother of four, discovered she had a virulent form of breast cancer, she feared for her future. Two years on, she is the symbol of a biotechnological success that promises to change for ever our treatment of disease. Jo Revill reports.

Half a pint of fear, please

So now we're told drinking increases our risk of breast cancer. But the risk is tiny. There are more important issues around alcohol to worry about, says Sarah Boseley.

What breast cancer patients expect

The Observer's campaign partners, Breakthrough Breast Cancer, have produced a draft pledge for the care which the NHS should promise to every woman diagnosed with breast cancer.

Desperate measures

Around 30,000 British women at risk of cancer have been advised to have healthy breasts and ovaries removed - just in case. Is this really the solution? Sarah Boseley reports.

The future’s brighter

The Observer's breast cancer care survey shows that the UK's services are improving. This first public audit highlights regional variations in care and where there is room for further improvement.