Overview
What are focus & attention?
How are focus & attention measured?
How does physical activity affect focus & attention?
Have any supplements been studied for focus & attention?
How can diet affect focus & attention?
Which other factors can affect focus & attention?
Examine Database: Focus & Attention
Research FeedRead all studies
Blocking smartphone internet access can benefit mental health
In this randomized controlled trial in 267 adults (average age of 32), blocking smartphone internet access for 2 to 4 weeks improved participants’ mental health, subjective well-being, and attention.
Gymnastics may enhance executive function in preschoolers
Does a probiotic drink improve alertness in underslept office workers?
Does the duration of mindfulness meditation matter?
Iron supplementation for boosting cognitive function in school-age children
Frequently asked questions
How could incomplete tasks affect focus and attention?
How could lack of planning affect focus and attention?
Update History
FAQs updated with new literature.
major
References
Examine Database References
- Attention - Simon P Kelly, Manuel Gomez-Ramirez, Jennifer L Montesi, John J FoxeL-theanine and caffeine in combination affect human cognition as evidenced by oscillatory alpha-band activity and attention task performanceJ Nutr.(2008 Aug)
- Attention - Yoshitake Baba, Shun Inagaki, Sae Nakagawa, Toshiyuki Kaneko, Makoto Kobayashi, Takanobu TakiharaEffects of l-Theanine on Cognitive Function in Middle-Aged and Older Subjects: A Randomized Placebo-Controlled StudyJ Med Food.(2021 Apr)
- Attention - Akiko Higashiyama, Hla Hla Htay, Makoto Ozeki, Lekh R. Juneja, Mahendra P. KapoorEffects of l-theanine on attention and reaction time responseJournal of Functional Foods.()
- Attention - Dassanayake TL, Kahathuduwa CN, Weerasinghe VSL-theanine improves neurophysiological measures of attention in a dose-dependent manner: a double-blind, placebo-controlled, crossover study.Nutr Neurosci.(2022-Apr)
- Reaction Time - Chanaka N Kahathuduwa, Tharaka L Dassanayake, A M Tissa Amarakoon, Vajira S WeerasingheAcute effects of theanine, caffeine and theanine-caffeine combination on attentionNutr Neurosci.(2017 Jul)
- Attention - Divya Ramesh, Margaret Haney, Ziva D CooperMarijuana's dose-dependent effects in daily marijuana smokersExp Clin Psychopharmacol.(2013 Aug)
- Attention - L D'Angelo, R Grimaldi, M Caravaggi, M Marcoli, E Perucca, S Lecchini, G M Frigo, A CremaA double-blind, placebo-controlled clinical study on the effect of a standardized ginseng extract on psychomotor performance in healthy volunteersJ Ethnopharmacol.(Apr-May 1986)
- Attention - Lorenza S Colzato, Hayley Barone, Roberta Sellaro, Bernhard HommelMore attentional focusing through binaural beats: evidence from the global-local taskPsychol Res.(2017 Jan)
- Attention - De Bock K, Eijnde BO, Ramaekers M, Hespel PAcute Rhodiola rosea intake can improve endurance exercise performanceInt J Sport Nutr Exerc Metab.(2004 Jun)
- Attention - James M Brimson, Sirikalaya Brimson, Mani Iyer Prasanth, Premrutai Thitilertdecha, Dicson Sheeja Malar, Tewin TencomnaoThe effectiveness of Bacopa monnieri (Linn.) Wettst. as a nootropic, neuroprotective, or antidepressant supplement: analysis of the available clinical dataSci Rep.(2021 Jan 12)
- Attention - Levin R, Dor-Abarbanel AE, Edelman S, Durrant AR, Hashimoto K, Javitt DC, Heresco-Levy UBehavioral and cognitive effects of the N-methyl-D-aspartate receptor co-agonist D-serine in healthy humans: initial findingsJ Psychiatr Res.(2015 Feb)
- Attention - Erin McGlade, Allison Locatelli, Julia Hardy, Toshikazu Kamiya, Masahiko Morita, Koji Morishita, Yoichiro Sugimura, Deborah Yurgelun-ToddImproved Attentional Performance Following Citicoline Administration in Healthy Adult WomenFood and Nutritional Sciences.()
- Attention - Gutema BT, Sorrie MB, Megersa ND, Yesera GE, Yeshitila YG, Pauwels NS, De Henauw S, Abbeddou SEffects of iron supplementation on cognitive development in school-age children: Systematic review and meta-analysis.PLoS One.(2023)
- Attention - Chen Z, Yang H, Wang D, Sudfeld CR, Zhao A, Xin Y, Chen JC, Fawzi WW, Xing Y, Li ZEffect of Oral Iron Supplementation on Cognitive Function among Children and Adolescents in Low- and Middle-Income Countries: A Systematic Review and Meta-Analysis.Nutrients.(2022-Dec-15)
- Memory - Childs E, de Wit HSubjective, behavioral, and physiological effects of acute caffeine in light, nondependent caffeine usersPsychopharmacology (Berl).(2006 May)
- Wakefulness - Barry RJ, Clarke AR, Johnstone SJCaffeine and opening the eyes have additive effects on resting arousal measuresClin Neurophysiol.(2011 Oct)
- Reaction Time - Hunt MG, Momjian AJ, Wong KKEffects of diurnal variation and caffeine consumption on Test of Variables of Attention (TOVA) performance in healthy young adultsPsychol Assess.(2011 Mar)
- Anxiety Symptoms - Rogers PJ, Hohoff C, Heatherley SV, Mullings EL, Maxfield PJ, Evershed RP, Deckert J, Nutt DJAssociation of the anxiogenic and alerting effects of caffeine with ADORA2A and ADORA1 polymorphisms and habitual level of caffeine consumptionNeuropsychopharmacology.(2010 Aug)
- Anxiety Symptoms - Dimpfel W, Pischel I, Lehnfeld REffects of lozenge containing lavender oil, extracts from hops, lemon balm and oat on electrical brain activity of volunteersEur J Med Res.(2004 Sep 29)