Mako ɗaya na Blueberry na Ƙara Saurin Gudun Masu Gudun Dandali – Abin da Ya Kamata Ka Sani

Takaitaccen bayani: Bincike ya nuna cewa bayan mako ɗaya na shan foda na blueberry, masu gudu sun ƙara gudun mil 2 a gwajin dandalin, ba tare da bambanci a yanayin zafi ko jin ƙoƙari ba. Kafafunsu suma sun fi jure wa ƙasan ƙasa a rana bayan gasar. Kafin ka fara ƙara blueberries a diet ɗinka, ka fahimci ainihin girman wannan ƙananan gwaji.

Abin Da Binciken Ya Gano

Wani ƙananan gwajin ɗan‑crossover ya gano cewa ‘yan gudu sun kammala gwajin dandalin mil 22.2 a ƙaramin lokaci bayan mako ɗaya na shan foda mai bushewa na blueberry (BLU) fiye da mako ɗaya na placebo (PLA). Ba a sami bambanci a zafin jiki ko jin ƙoƙarin da suka ji yayin gasar ba. Kafafunsu suma sun nuna ƙarin juriya ga tasirin ƙasan ƙasa a rana bayan gasar.

Binciken ya fito ne a International Journal of Sport Nutrition and Exercise Metabolism (PubMed; DOI).

Me Masana Sukayi Gwaji

Gudun dandalin, musamman a sahun ƙasa, na iya haifar da lalacewar tsoka, ƙaruwa a sinadaran gurbata jiki da kuma kumburi. Masu rubutun takarda sun nuna cewa waɗannan su ne manyan dalilan gajiya. Blueberries na da yawa a cikin anti‑oxidants, don haka ƙungiyar ta tambayi ko shan su na ‘yan kwanaki zai iya rage wannan lalacewa da inganta aikin gudu.

Masu gudu tara da suka ƙware sun yi gwajin dandalin mil 22.2 bayan kwanaki 7 na shan foda mai bushewa na highbush blueberry (BLU) sannan kuma bayan kwanaki 7 na placebo (PLA). Kowanne ɗan wasa ya halarci gwaji a yanayi biyu, wato crossover design, wanda ke ba da damar kowane ɗan wasa ya zama maganin kansa—amfani ne idan adadi ƙanana ne.

Masana sun auna abubuwa da dama:

• Alamar ciwo da raɗaɗin tsoka
• Bugun zuciya da saurin bugun zuciya (HRV)
• Reactive Strength Index da tsayin tsallakewa (aikin ƙashi‑neuromuscular)
• Ayyukan huhu
• Cortisol a cikin danshi da immunoglobulin A
• Kashi na nitric oxide da aka fitar daga numfashi, kafin da bayan gasar

Lokacin gasar, an bi diddigin bugun zuciya da kuma kimar jin gajiya a kafafu da huhu.

Sakamakon Babba: Sauri Ba Tare Da Ƙarin Ƙoƙari Ba

Masu gudu sun yi sauri fiye da placebo (p = 0.003), amma ba a sami bambanci a bugun zuciya ko kimar jin gajiya ba tsakanin yanayin biyu. Wato, an sami ƙaruwa a sauri ba tare da ƙarin damuwa a jiki ba, a kalla a waɗannan ma’aunai.

Takaitaccen bayani (abstract) bai bayyana girman bambancin mintuna ba, don haka kada a ɗauka cewa bambancin ya kasance babba. P‑value yana nuna cewa bambancin ba zai faru ne daga bazuwar ba a wannan samfurin, amma ba ya ba da cikakken bayani game da adadin mintuna da aka ƙara.

Alamu Na Sake Farfadowa

Wasu ma’auni sun fi nuna amfanin blueberries:

• Bugun zuciya a kwanciya ya ragu a BLU (p = 0.031).
• Kimar jin gajiya ta ragu a BLU (p = 0.005).
• FEV1/FVC, ma’aunin aikin huhu, ya ƙaru a BLU (p = 0.023).
• Tsayin tsallakewa ya ragu bayan sa'o'i 24 a PLA (p = 0.022) amma ya tsaya a BLU.

Gano cewa tsayin tsallakewa (stretch‑shortening) na kafafun ya riƙe da ƙarfi a rana ta biyu bayan gasar idan an sha blueberries yana nuni da cewa farfadowar tsoka ta inganta. Marubutan sun kammala da cewa ƙarin abinci ya inganta aikin «ba tare da ƙara damuwar jiki ko jin gajiya ba».

Ta Yaya Za Ka Amfani Da Wannan Bayani?

• Girman ƙima: Takaitaccen bayani ba ya bayyana adadin gram da aka yi amfani da shi, don haka ka duba cikakken takarda kafin ka yi koyi. An yi amfani da foda mai bushewa na highbush blueberry, ba ainihin ‘ya’yan ba.
• Lokaci: ‘Yan gudu sun sha foda na kwana 7 a jere kafin gasar. An auna farfadowa nan da nan bayan gasar da kuma bayan sa'o'i 24. Wannan hanya ta ƙara gajeren lokaci, ba ta dogaro da shan abu na tsawon lokaci ba.
• Wanda zai amfana: Masu gudu ƙwararru da ke shirin gasar tudu ko “trail running”, inda farfadowar tsoka da rage gajiya a rana ta gaba ke da mahimmanci. Wannan ne rukunin da aka yi wa gwaji.
• Wanda ya kamata ya yi hankali: Takaitaccen bayani ba ya ambata ƙuntatawa na kiwon lafiya, don haka wannan shawara ce gaba ɗaya. Duk wanda ke da alerjin ‘ya’yan itace, ciwon hanji mai saurin zafi, ko wata cuta da ke buƙatar kulawar abinci ya nemi likita ko ƙwararren masanin abinci kafin ya fara. Masu farawa da wadanda ba su taɓa gudu ba ba a gwada su ba.

Bayanin Karkara: Masu Gudun Tara ne Kawai

Wannan sashi yana nuni da ƙarancin ƙarfi. An yi gwajin a kan ‘yan gudu tara ne kawai, adadi ƙanana sosai. Gwaje‑gwaje ƙanana na iya ƙara girman tasiri, kuma sakamakon ba zai iya shafi mata, manya, farawa, ko dogon tazarar gudu ba. Gasar da aka kwaikwayi ba ta zama gasar gaske ba. Takaitaccen bayani kuma ba ya nuna bambancin da aka samu a alamomin kamar cortisol ko immunoglobulin A, don haka ikirarin "babu ƙarin damuwa" yana nufin waɗannan ma’auni ba su nuna cuta ba, ba yana nufin blueberries sun rage damuwa gaba ɗaya ba. An yi gwaje‑gwaje da dama a lokaci guda, kuma takaitaccen bayani ba ya bayyana yadda aka yi maganar ƙididdigar da aka yi.

Karshe

Binciken na da alƙawari, yana ba da tunani, ba umarni ba. Mako ɗaya na blueberry da aka busar da su ya danganta da ƙaruwa a gudun dandalin, ƙananan alamun gajiya, da tsayin tsallakewa da aka kiyaye a rana ta biyu, ba tare da ƙarin jin gajiya ba. Idan kai mai gudu ne lafiya kuma kana son ƙara blueberries a abincinka, wannan gwaji ne mai ƙarancin haɗari ga tudu ta gaba. Ka ɗauki shi a matsayin gwaji, ka jira manyan gwaje‑gwaje su tabbatar kafin ka kira shi “sirrin inganta gudu”.

Source: Giles et al., "Seven Days of Highbush Blueberry Supplementation Improves Trail Running Performance in Experienced Runners Without Elevating Physiological or Perceptual Stress Markers," Int J Sport Nutr Exerc Metab. PubMed 42521198.