Dr Catherine Solano is a sexologist. Trained in health ethics, she consults in urology at the Cochin hospital in Paris.

She is co-founder of Doctical, a telehealth platform that supports people affected by cancer with their intimate health. “With my wife, we can no longer do anything,” regrets Alain, 71, suffering from rheumatoid arthritis which handicaps him considerably. I say, “You can always lie together naked.”