Anna Kournikova, the former tennis star, was recently seen in public in a wheelchair, sparking concerns among fans. Kournikova retired at age 21 due to multiple injuries, including severe back pain.

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Anna Kournikova at Indian Wells in California, USA. Picture: Gary M Prior/Allsport Born in Moscow in 1981, Kournikova did not take long to show potential and aged ten joined the prestigious Nick ...

Anna Kournikova at Indian Wells in California, USA. Picture: Gary M Prior/Allsport She quickly became one of the biggest stars in the world. Picture: Clive Brunskill /Allsport Born in Moscow in ...