News Fueled by a passion for their designs, pin badge collecting is a fanatical sideline craze at every Olympic Games The so-called 'pin-heads' have arrived at the Rio 2016 Olympic Park and set up their impromptu swap shops Most admit that once you start, you just can't stop Rio 2016 Olympic and Paralympic Games to spark next wave of pin fever "I got given a few pins when I was volunteering at the Vancouver 2010 (Winter Olympic Games), and then you just want more, it's very addicitive," says Carol Lord, a Canadian attending her fourth Games as a volunteer, for Olympic sponsor Coca-Cola Carol Lord and Timm Jamieson pitch up at the Olympic Park to sell their collection of pins (Rio 2016/J Powell) "These pins on show are just for trading, I have more at home, around 5,000 It's usually a busy day between pin trading and volunteering, it's great fun " Coca-Cola assists its volunteers, who help guide visitors at the Olympic Park, by finding spots for the enthusiasts to set up and display their pin collections in their free time between shifts   Rio 2016 has produced a pin for each of the 65 Olympic and Paralympic sports disciplines (Photo: Rio 2016/Alex Ferro) Janet Grissom, from Salt Lake City, is at her eighth Games Along with Lord, Grissom set up outside the media centre at the Olympic Park on Tuesday, with veteran trader Timm Jamieson from Virginia, who is at his 14th Games "I have about 10,000 pins now," says Grissom  "I remember the ones that are doubles, but when home I always keep my extras separate I like the mascot pins, that's my speciality ” Pins are produced for each Games, and Rio 2016 is ready to make its contribution to the tradition (Photo:Getty Images Ian Waldie) Lord admits the culture is obsessive, but claims she doesn't dream about them in her sleep, yet "I've never had a dream about pins, that would be a nightmare I have good, healthy dreams only " Fans keep a close eye on others’ collections, often worn on lanyards draped around their necks, and stay alert for the pins they are seeking The pin of your desire could appear at any moment   "You never know when you might spot your holy grail," says Lord "I have mine now - it's this one, the Rio 2016 Team Canada golf pin It's a special one for the sport I got it this week ”      Athletes, coaches, media and officials, and even the police and security teams have been known to begin collections at Games "They all join in - athletes like to collect all the national pins, and often bring us lists of ones they need," Lord says These pin collectors are all members of the official fan club titled 'Olympin Collectors Club' It is expected that about 800 types of pins will be developed in relation to the first edition of the Olympic and Paralympic Games to be staged in South America, resulting in around three million units Many of them are already on sale in the official Rio 2016 shops, while many more will be traded around the city during the Games Pins arose as a way to identify athletes and are now part of Games culture (Photo: Getty Images/Ian Waldie) Tens of millions of pins are sold at each Games at official shops, while the tradition of swapping and gifting pins creates personal connections between people of different origins, in line with the Olympic and Paralympic values Olympic Games tickets are available to buy on the Rio 2016 portal