Caffeine Could Be Helping Boost Memory

200 milligrams of caffeine found to help the brain recall images more vividly.
3:00 | 01/12/14

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Transcript for Caffeine Could Be Helping Boost Memory
our "instant index" here on a sunday night. Buzzing with a new study on caffeine and your memory. It could be helping to boost your long-term memory. Researchers finding that a dose of 200 million g 000 milligrams of caffeine helps you to recall images with greater detail. 200 milligrams, about two cups of coffee. Forget the bike lane. One texas daredevil pulling off an over the top stunt. Watch this tonight. Matt olsen riding over the six arches of this brand new bridge in ft. Worth. They're up to 40 feet high, by the way. Five feet wide. He pulled it off without a harness. He survives it all. But in the end, on the other side waiting -- the police, giving him a ticket. And we have a followup here tonight on a boy who moved so many of you at home. Tweeting me last night about sam berns, who lost his life to that rare disease that rapidly ages the body, progeria. His favorite team, the new england patriots, paying tribute to the brave 17-year-old with a moment of silence and then dedicating the playoff win last night over indianapolis, to sam. Berns died friday, just a day before the patriots were going to make him an honorary captain. We were with him just before he turned 17. Many of you asking to post the story on sam last night, so, we put it up at abcnews.Com.

This transcript has been automatically generated and may not be 100% accurate.

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