<p>Former Brazilian Formula One driver Wilson Fittipaldi Jr suffered a cardiac arrest on Christmas Day, his wife said on Thursday.</p><p>The brother of twice Formula One world champion Emerson Fittipaldi was celebrating his 80th birthday at the time.</p><p>"During dinner, he choked on a piece of meat and suffered a lack of oxygen followed by cardiac arrest," his wife posted on his Instagram account.</p>.<p>"He was resuscitated and is now sedated and intubated, we are waiting for him to wake up, he has a difficult post-surgical history of returning post-sedative, one day at a time, let's wait."</p>.In Pics | Drivers with most Formula 1 race wins.<p>Fittipaldi Jr's son, former CART, Formula One and NASCAR driver Christian Fittipaldi, was with him in hospital.</p><p>Fittipaldi Jr participated in 38 Formula One Grands Prix between in the 1970s.</p><p>Along with his brother, he set up the first and only Brazilian Formula One team in 1974, known as Fittipaldi-Copersucar, which competed from 1975-82. </p>
<p>Former Brazilian Formula One driver Wilson Fittipaldi Jr suffered a cardiac arrest on Christmas Day, his wife said on Thursday.</p><p>The brother of twice Formula One world champion Emerson Fittipaldi was celebrating his 80th birthday at the time.</p><p>"During dinner, he choked on a piece of meat and suffered a lack of oxygen followed by cardiac arrest," his wife posted on his Instagram account.</p>.<p>"He was resuscitated and is now sedated and intubated, we are waiting for him to wake up, he has a difficult post-surgical history of returning post-sedative, one day at a time, let's wait."</p>.In Pics | Drivers with most Formula 1 race wins.<p>Fittipaldi Jr's son, former CART, Formula One and NASCAR driver Christian Fittipaldi, was with him in hospital.</p><p>Fittipaldi Jr participated in 38 Formula One Grands Prix between in the 1970s.</p><p>Along with his brother, he set up the first and only Brazilian Formula One team in 1974, known as Fittipaldi-Copersucar, which competed from 1975-82. </p>