Run baby run: The global pursuit of fitness

A man stretches near Hoan Kiem Lake in Hanoi, Vietnam. Photo by Reuters/Kham

Women take morning exercise near Hoan Kiem Lake. Photo by Reuters/Kham

Children train during a practice session at a gymnastics school in Cairo, Egypt. Photo by Reuters/Amr Abdallah Dalsh

Members of the Bahrain Road Runners are seen during their weekly social jog in Isa Town, Bahrain. Photo by Reuters/Hamad I Mohammed

People exercise on a promenade along the Arabian Sea in Mumbai, India. Photo by Reuters/Shailesh Andrade

An Afghan man exercises in the early morning in Kabul, Afghanistan. Photo by Reuters/Mohammad Ismail

An Afghan boy exercises in the early morning on a hilltop in Kabul. Photo by Reuters/Mohammad Ismail

People cycle on the Corniche in Marseille, France. Photo by Reuters /Jean-Paul Pelissier

People walk, jog and ride bicycles on a main road closed to traffic for Sunday's regular car-free day in Jakarta, Indonesia. Photo by Reuters /Darren Whiteside

Two women jog near Manhattan Bridge in New York City, U.S. Photo by Reuters /Darrin Zammit Lupi

People practice yoga during a festival at the Beirut Hippodrome, Lebanon. Photo by Reuters/ Mohamed Azakir

People gather and exercise in Nantes, France. Photo by Reuters /Stephane Mahe

A woman grabs some weights during a training session in the BackYard boxing club in Vienna, Austria. Photo by Reuters /Leonhard Foeger

A child attends a boxing class at a gym in Managua, Nicaragua. Photo by Reuters /Oswaldo Rivas

Women walk in the sea on a beach of the Corniche in Marseille. Photo by Reuters /Jean-Paul Pelissier

A man stretches before a martial arts class at the Karate Club at Peshawar stadium in Peshawar, Pakistan. Photo by Reuters /Fayaz Aziz

People take part in an aqua gym class at a fitness club in Nice, France. Photo by Reuters/Eric Gaillard

A windsurfer and rowers are pictured on Lake Leman in Lausanne, Switzerland. Photo by Reuters/Denis Balibouse

Sketchers running shoes at a showroom in Colombo, Sri Lanka. Photo by Reuters/Dinuka Liyanawatte

Men train during a session of gymnastics on a beach at Vina del Mar, Chile. Photo by Reuters/Rodrigo Garrido