LONDON, ENGLAND - JULY 12: Camilla, Duchess of Cornwall with Professor David Marsh as she presents the Professor with the Duchess of Cornwall Award for Outstanding Contribution to the field of Osteoporosis as she hosts the 30th Anniversary Gigarden Party for the National Osteoporosis Society in St James Palace on July 12, 2016 in London, England. Due to inclement weather the event was moved indoors. The Duchess of Cornwall has been connected with the charity for nearly 30 years. (Photo by Chris Jackson/Getty Images)