To a query about his finishing at top amid a very strong field at Lausanne, Neeraj said that most of the top competitions are in Europe. The problem we face is when we go from hot conditions to cold ones."
Athletes are awarded points instead of medals for competing in each leg of the Diamond League series.
The one-day track and field meet will mark the return of Neeraj Chopra in action after the Indian suffered a muscle strain during training last month.
Last year, Neeraj Chopra created history by becoming the first Indian to win the prestigious Diamond League finals in Eugene, USA.
Javelin thrower Arjun of Modern Public School Shalimar Bagh (MPS) brought laurels to the country and school by winning the silver medal in the boy's Javelin Throw at the 5th Asian Youth Athletics Championships held in Tashkent, Uzbekistan.
Olympic gold medalist Neeraj Chopra created history by becoming the first-ever Indian to win the prestigious Diamond League trophy. Achieving one of the biggest wins of his career, Chopra closed the match with the best throw of 88.44m in his second attempt.
This was India's second medal at the World Championships and the first podium finish since Anju Bobby George won a bronze medal in long jump at Paris in 2003.
Neeraj's gold and three other athletics silver medals propelled India's overall medal count to 41 (8 gold, 13 silver, and 20 bronze).
The lifetime achievement prize was given to Lithuanian former discus thrower Virgilijus Alekna.