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Does sex count as exercise? - The Washington Post
Can you have sex before a big race? - Multisport Philippines
The influence of sexual activity on athletic performance: a systematic review and meta-analyses
Having sex before athletic competition may have positive impact on performance
Sex before sport may boost performance: Study
Scientists reveal whether or not athletes should have sex before taking to the track or pitch - Mirror Online
No, Releasing Sperm Isn't Affecting Your Muscle Growth
Sex and Sports: Should Athletes Abstain Before Big Events?
Busting the Myth of Abstinence in Combat Sports - Global Sport Matters
Sex Differences