New York Jets wide receiver Santonio Holmes became the latest athlete to wear tinted contact lenses last night, giving his eyes a reddish hue in a game against the Patriots.
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The company that makes the contacts, Sports Tints, claims that they boost performance by aiding a player's ability to focus on certain colors and objects.
The amber color, for example, supposedly helps baseball players read the seams on the baseball to recognize the pitch type easier.
This story is available exclusively to Business Insider subscribers. Become an Insider and start reading now. Have an account? Log in.NBC in Miami did a last year report on a bunch of athletes in Florida who swear by the contacts. And in the past few months we've seen baseball players, football players, and even golfers wear the lenses in competition.
Bryce Harper looks to be one of the advocates:
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Brandon Inge of the Pittsburgh Pirates was seen wearing the yellow lenses:
It's now starting to show up in the college ranks as well:
Like other "alternative" performance aids, there is no definitive study that proves that these things work.
A study performed in 2007 in the of journal Optometry by 35 college and professional football players, even showed that the contacts are not clinically significant enough to improve athletic performance.
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Despite this, it seems players still use them to find a new competitive edge against their opponents. Even if it's a placebo effect, it's worth it for these guys.
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