本帖最後由 shogikin 於 2016-7-26 11:29 編輯 |
http://www.wsj.com/articles/caff ... -kitchen-1469457168
Caffeine: The Performance Enhancer in Your Kitchen
At first, coffee’s impact was “100% physical. I could truly feel the effects on me,” recalls Ms. Beisel, who is headed back to the Olympics in Rio de Janeiro in August. “Now, it may be more mental than it is physical. It’s just become part of my routine.”
Caffeine is an oddity in sports, especially given recent doping allegations against elite athletes. It aids athletic performance, research shows, yet it is completely legal.