Does human genome editing cross a line?

Gene editing holds huge promise to cure disease and alleviate human suffering, but there are many ethical considerations when it comes to changing our DNA.

We map the story of Chinese scientist He Jiankui who was jailed for altering the genome of babies without proper consent.

Also, we take a look at the common skin condition rosacea and what treatments are available. And some changes to blood test results mean you could see them before your doctor.