Photographer Gregg Segal travelled the world to document children and the food they eat in a week. Partly inspired by the increasing problems of childhood obesity, he tracked traditional regional diets as yet unaffected by globalisation, and ironically, found that the healthiest diets were often eaten by the least well off. (Photo by Gregg Segal/The Guardian)

Chieftain Japarupi Waiapi shows a roasted monkey -part of Waiapi's diet, also based in Manioc and fruits- at the reserve in Amapa state in Brazil on October 13, 2017. When Waiapis walks into the Amazon forest surrounding their village, they do not see trees, but a kind of shopping mall providing medicine, food, shelter, tools and weapons all under the eye of multiple spirits. (Photo by Apu Gomes/AFP Photo)

Fishmongers cut and clean fish at the Soumbedioune fish market in Dakar, Senegal, May 31, 2022. In Senegal, fish and seafood represent more than 40% of the animal protein intake in the diet. According to a U.S. report, one in six people work in the fisheries sector. (Photo by Grace Ekpu/AP Photo)

A stunning photographic collection featuring portraits of people from 30 countries and the food they eat in one day. In this fascinating study of people and their diets, 80 profiles are organized by the total number of calories each person puts away in a day. Featuring a Japanese sumo wrestler, a Massai herdswoman, world-renowned Spanish chef Ferran Adria, an American competitive eater, and more, these compulsively readable personal stories also include demographic particulars, including age, activity level, height, and weight. Essays from Harvard primatologist Richard Wrangham, journalist Michael Pollan, and others discuss the implications of our modern diets for our health and for the planet. This compelling blend of photography and investigative reportage expands our understanding of the complex relationships among individuals, culture, and food.

People participate during the Carnival parades in Port-au-Prince, Haiti, 21 February 2023. Haiti tries to forget the crisis and violence for a few days and has taken to the streets to dance to the rhythm of carnival, a party that comes to an end on 21 February in Port-au-Prince. (Photo by Johnson Sabin/EPA)

ABC's “Dancing with the Stars”, Season 30 stars American Latin and ballroom dancer and choreographer Jenna Johnson (L) and American dancer, singer, actress, and YouTube personality JoJo Siwa on September 17, 2021. (Maarten de Boer/ABC via Getty Images)

A massive, 8 metre tall sculpture of Marilyn Monroe, frozen with her dress blowing up, was on display at a shopping mall in downtown Dalian city, northeast China's Liaoning province, on Tuesday, November 14, 2017. The sculpture is a replica of Seward Johnson's Forever Marilyn in Chicago. (Photo by Imagine China/Rex Features/Shutterstock)

Members of the Black Hebrews community celebrate the Shavuot harvest festival on June, 19, 2011 in Dimona, Israel. The community, who call themselves the African Hebrew Israelites of Jerusalem, moved to Israel in 1969 from the United States and have since maintained a vibrant culture which includes a communal lifestyle and a vegan diet. They are not recognized as Jews by Israel despite their belief in the Torah, but were granted permanent resident status in 2003. (Photo by Uriel Sinai/Getty Images)