Stefan Schumacher

Stefan Schumacher (an haife shi a ranar 21 ga watan Yulin shekara ta 1981) tsohon dan wasan tseren keke ne na Jamus. Schumacher ya lashe lambar tagulla a tseren hanya a Gasar Cin Kofin Duniya ta UCI ta 2007, matakai biyu a Giro d'Italia ta 2006 da matakai biyu na Tour de France ta 2008. Bayan sakamako mai kyau a kan samfuran doping a cikin 2008 Tour de France da 2008 Summer Olympics, an dakatar da shi na tsawon shekaru biyu, daga baya an rage shi da wasu watanni. Bayan dakatarwarsa, ya dawo a matsayin kwararren mai tuka keke kafin ya yi ritaya a shekarar 2017.

 Ayyuka 
Da farko ya yi aiki tare da Team Telekom a shekara ta 2002, an sake shi a shekara mai zuwa. A shekara ta 2006, ya fara UCI ProTour na farko tare da Gerolsteiner bayan ya buga sakamako mai ban sha'awa a kan UCI Turai Tour .

Schumacher ya shiga cikin jerin abubuwan da suka faru a lokacin aikinsa. An shigar da shi cikin shari'ar doping a shekara ta 2005 lokacin da ya gwada tabbatacce don amphetamine. Mahaifiyarsa, likita, ta ba da magani ga asma bayan da ta kasa samun shi a cikin jerin abubuwan da aka haramta na Hukumar yaki da miyagun ƙwayoyi ta duniya, da kuma duba tare da hukumar Dutch da ta dace. Ƙungiyar keken keke ta Jamus ta wanke shi daga laifin shan miyagun ƙwayoyi.

 Gerolsteiner (2006-08) 
A shekara ta 2006 Schumacher, wanda yanzu ke hawa Gerolsteiner, ya lashe Eneco Tour na Benelux da dakika daya bayan ya yi karo da babban abokin hamayyarsa George Hincapie a cikin mita na rufewa na mataki na karshe, lokacin da aka sami kari na lokaci ga manyan masu kammala. Schumacher ya yi iƙirarin cewa ya yi karo da farko da mai kallo kuma juriyar tseren ta yarda da labarinsa.

Bayan matsayi na uku a tseren hanya a Gasar Cin Kofin Duniya ta UCI ta 2007 a garinsu na Stuttgart, an kama Schumacher saboda tuki da maye. Watanni huɗu bayan haka ya bayyana cewa gwajin jini da aka yi a lokacin da aka kama shi ya nuna alamun amphetamines, yayin da yake musanta cewa ya sha miyagun ƙwayoyi da gangan ko kuma yana da wani ilmi game da yadda gwajin ya faru. Bayan canjin mulki a shekara ta 2004 amphetamines ba su kasance a cikin jerin sunayen da aka haramta na WADA ba; a sakamakon haka ƙungiyar Jamus ta sake cire shi.
In the 2008 Tour de France, Schumacher, riding as leader of Gerolsteiner, won both time trials, beating Swiss favourite Fabian Cancellara, and took the yellow jersey of race leader after the first. After Gerolsteiner was announced to be folding, Schumacher signed a two-year contract with Quick-Step.

 Dakatar da shan miyagun ƙwayoyi 
A ranar 6 ga Oktoba, 2008, kafofin watsa labarai sun ba da rahoton cewa Schumacher ya gwada inganci ga mai kunna erythropoietin receptor activator (CERA), sabon ƙarni na erythropoietin (EPO), a cikin samfurin jini da aka ɗauka a lokacin Tour de France na 2008.  CERA ita ce kuma maganin da aka gwada wa masu kekuna na Italiya Riccardo Riccò da Leonardo Piepoli a lokacin Tour de France. Ƙungiyar kekuna ta Jamus za ta ɗauki matakin ladabtarwa,  duk da haka Schumacher ya ci gaba da bayyana rashin laifinsa kuma ya yi imanin cewa ya cancanci hawa a kakar wasa ta 2009 kuma yana da kwangila da Quick-Step . Manajan Quick-Step Patrick Lefevere ya bayyana cewa ba za a girmama kwangilar Schumacher ba.Tour rocked by new positive tests  BBC News Monday, 6 October 2008h

 Manazarta 
Rukuni:Rayayyun mutane
Rukuni:Haifaffun 1981