sharapova drug inventor meldonium intv chance _00024028.jpg
Why would athletes use meldonium?
The drug meldonium is in the news after tennis champ Maria Sharapova admitted she took it. But what is it and why are some athletes taking it? CNN's Elizabeth Cohen explains.
01:15 - Source: CNN
Maria Sharapova Scandal 7 videos
sharapova drug inventor meldonium intv chance _00024028.jpg
Why would athletes use meldonium?
01:15
Now playing
- Source: CNN
maria sharapova tennis fail drug test sot_00001403
Maria Sharapova: I have failed a drug test
01:03
Now playing
- Source: MariaSharapova.com
Maria Sharapova of Russia serves in her Ladies' Singles Fourth Round match against Zarina Diyas of Kazakhstan during day seven of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 6, 2015 in London, England.
A look back at Maria Sharapova's career
00:55
Now playing
- Source: CNN
sharapova loses endorsements intv gorani wrn_00002925.jpg
Sharapova loses endorsements after failing drug test
03:51
Now playing
- Source: CNN
exp Connect the World Becky Anderson David Alexander _00002001.jpg
Assessing Sharapova's handling of revelation
05:50
Now playing
- Source: CNN
LONDON - JUNE 27:  Maria Sharapova of Russia serves against Nathalie Dechy of France during the seventh day of the Wimbledon Lawn Tennis Championship on June 27, 2005 at the All England Lawn Tennis and Croquet Club in London.  (Photo by Mike Hewitt/Getty Images)
Is Maria Sharapova's failed drug test career ending?
01:18
Now playing
- Source: CNN
maria sharapova tennis fail drug test sot_00001403
CNN Sports Analyst: Sharapova's announcement a 'smart move'
04:54
Now playing
- Source: CNN