India, Jan. 15 -- Less than a week before the start of the 2026 Australian Open, Novak Djokovic showed fresh signs of health concerns, fuelling doubts over his participation in the season's first Grand Slam. The development comes days after he withdrew from the Adelaide International, citing a lack of acclimatisation.

On Wednesday, Djokovic, who has not played a competitive match since November, took part in two practice sessions at Melbourne Park. In the first, he trained with Daniil Medvedev on Rod Laver Arena and lost 5-7, but appeared comfortable during extended rallies. He later moved to Court 10 to practise with Czech player Jiri Lehecka, but that session was cut short after just 12 minutes when Djokovic appeared to injure his neck...