CONCORD, N.C. – Trevor Bayne finally has an official diagnosis for the illness he suffered through several weeks last season. Bayne said Tuesday doctors believe he had contracted Lyme disease from an insect bite.
Bayne, who won the 2011 Daytona 500, was sidelined for over two months with various symptoms, including nausea, fatigue and blurred vision.
Bayne began feeling better after he received treatment for Lyme, a bacterial infection spread through the bite of the black-legged tick.
He missed several races while undergoing multiple tests last summer and doctors searched for a cause.
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With teams that finished in the top 35 in car owner points last year locked into Sunday's Daytona 500, plus three more spots locked in by qualifying speeds and a past provisional available, there are just 10 drivers of the 49 at Daytona whose fate will be determined by today's qualifying races. 
Danica Patrick hasn't run a lap in Cup competition, but Forbes' annual ranking of drivers and teams has her in NASCAR's top 10 in driver earnings. 
Jim Utter: Dale Earnhardt Jr. was well aware of how long it took his father to win his first and only Daytona 500. 
Dale Earnhardt Jr. left Daytona frustrated and furious last July. 
Jack Roush once was the most hands-on team owner in the NASCAR garage. 
Kasey Kahne was forced to a backup car Wednesday after a wreck in practice for the Daytona 500. Keep up with the latest sports stories with our free e-mail newsletters, delivered to your inbox!
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