Holger Rune’s mother, Aneke Rune, recently shared her thoughts on Jannik Sinner’s doping test case, expressing concerns about the potential impact on players’ mental well-being. Aneke Rune highlighted the frightening ease with which substances like clostebol can be transferred from one person to another, as demonstrated by Sinner’s case. The Italian tennis player tested positive for clostebol, a banned substance, due to accidental contamination from his physiotherapist.

Aneke Rune emphasized that the low amount of the substance found in Sinner’s system should be taken into account when ruling on such cases. She pointed out that players could become neurotic, living in constant fear of testing positive for prohibited substances. This fear could lead to players isolating themselves and avoiding interactions with fans and surfaces that might carry traces of banned substances.

The case of Jannik Sinner has sparked a debate within the tennis community, with opinionsAneke Rune, the mother of Danish tennis player Holger Rune, has expressed her concerns regarding the recent doping case involving Italian tennis player Jannik Sinner. Sinner tested positive for clostebol, a banned substance, almost a year ago at the 2024 Indian Wells Open. The World Anti-Doping Agency (WADA) accepted that the contamination was accidental, caused by Sinner’s physiotherapist. Despite this, Sinner faced a three-month ban, which Aneke Rune believes is too lengthy and has taken too long to resolve.

Aneke Rune highlighted the ease with which clostebol can be transferred from one person to another, making it a frightening substance. She pointed out that even a billionth of a gram of clostebol in Sinner’s system led to his positive tests, raising concerns about the potential for accidental contamination. Aneke Rune emphasized the need to consider the amount of a substance in a player’s system when ruling on doping cases, as players could become neurotic and fearful of testing positive for prohibited substances.

She also mentioned that clostebol is a prescription drug in most countries, which reduces the risk of transmission. However, in Italy, where the drug is not as regulated, the risk remains higher. Aneke Rune called for a review of the lower limit values for banned substances to prevent athletes from isolating themselves out of fear of contamination. She cited examples of athletes testing positive for substances found in strong alcohol or steroids in meat, which further complicates the issue.

Aneke Rune’s concerns reflect the broader anxiety within the tennis community about the dangers of contamination and the potential for unintentional doping. The case of Jannik Sinner has highlighted the need for clearer guidelines and faster resolution of doping cases to protect athletes from undue stress and fear.

Jannik Sinner in 2025

Jannik Sinner

60 - 8win/loss

Hard
25-4
I Hard
15-1
Clay
12-2
Grass
8-1
24 year old
WWWWWWWWWW
2025 Highlights

Ranked world no.1, Jannik played his last match on the 26th of January when he overcame world no.2 Alexander Zverev 6-3 7-6(4) 6-3 in the final of the Australian Open to win his 20th career title.

Currently, during this year Jannik owns a compiled 7-0 match record. This year, the Italian lifted the trophy at the Australian Open.

Australian Open
Sinner's Record

Holger Rune in 2025

Holger Rune

39 - 27win/loss

Hard
22-13
I Hard
5-3
Clay
10-9
Grass
2-2
22 year old
LWWLLWWWLW
2025 Highlights

Ranked no.13, Rune played his last match on the 26th of February when he had to retire when playing against world no.42 Brandon Nakashima in the 2nd round and the scoreline was 3-0 .

Currently, during this year Rune achieved a 6-6 win-loss record.

Acapulco
Rune's Record

Jannik Sinner and Holger Rune faced off 5 times. Their current head to head is 3-2 for Sinner.