Precision cancer drugs called PARP inhibitors have a previously unknown ability to boost the immune system, and could help many more patients benefit from immunotherapy, a new study reveals.

Two molecules with the power of life and death over cells also play a key role in protecting the genome and preventing cancer, a major new study reveals.

Short first pregnancies and having a heavier first-born child may slightly increase a mother’s risk of breast cancer, a new study has found.