Stephanie Zhang

Stephanie Zhangová, PhD, má více než 20 let zkušeností s výzkumem v oblasti neurověd a toxicity. Je bývalou vědeckou pracovnicí Centra pro poruchy paměti a neurodegenerativní demence na Lékařském centru Univerzity v Mississippi.

Zázrak jménem skořice zlepšuje paměť a schopnost učení

Skořice je všeobecně známé aromatické koření, které se běžně používá při pečení a výrobě lahůdek, ale nová studie upozorňuje na její potenciální význam pro prevenci ztráty paměti a poruch učení, což je dobrá zpráva pro lidi středního a staršího věku, protože s přibývajícím věkem je ztráta paměti nevyhnutelná...

Chris Chen a Stephanie Zhang 4. 5. 2023 Jídlo a Zdraví

Proč je spánek tak důležitý pro dobrou paměť a která fáze spánku je pro mozek nejlepší

Málo spánku má negativní dopad nejenom na zdraví člověka, ale i na jeho paměť. Horší spánek rovná se horší paměť, tvrdí vědci. Přečtěte si jaké fáze spánek má, které z nich jsou pro vás nejlepší a proč a jak dosáhnout lepšího spánku.

Stephanie Zhang 3. 2. 2023 Zdraví

Seznamte se s Cezarem, kašmírovým bengálským kocourem, který se tváří jako malý rozkošný lev

Kocour Cezar možná vypadá jako lev, ale spíš než divoký je to ten nejroztomilejší kocour, jakého kdy potkáte. „Můj Cezar je výjimečně přítulný, veselý a jako všechny bengálské kočky velmi jemný,“ řekl jeho majitel.

Anna Mason 11. 10. 2024 Společnost

Vláda schválila novelu zavádějící zálohování PET lahví a plechovek

Podle ministerstva se počítá se čtyřkorunovou výší zálohy, její přesnou cenu ale stanoví až vyhláška k novele. Předlohu nyní dostane k projednání Parlament.

ČTK 11. 10. 2024 ČR

„Víte, co je nejhorší pro politika? Když nikoho nezajímá,“ říká Zdechovský před volbou předsedy KDU-ČSL

Příští pátek a sobotu se uskuteční sjezd KDU-ČSL v Olomouci. Delegáti strany si během sjezdu zvolí nové vedení. Kandidáty na předsedu jsou dosavadní předseda a ministr práce a sociálních věcí Marian Jurečka a bývalý ministr zemědělství Marek Výborný. O křeslo místopředsedy se uchází Aleš Dufek.

Vladislava Mašková 11. 10. 2024 ČR

Žlučníkové kameny: Příznaky, příčiny, léčba a přírodní postupy

Žlučové kameny (cholelitiáza) jsou malé, ztvrdlé usazeniny, které se tvoří ve žlučníku – malém orgánu umístěném pod játry, který uchovává a uvolňuje žluč, jež pomáhá při trávení.

Terri Wardová 11. 10. 2024 Zdraví

Elon Musk představil robotickou budoucnost. Kolik asi budou stát „kybertaxi“ a roboti?

Na včerejší akci „We, robot“ („My, robot“), která v určitých ohledech připomínala záběry z filmu Já, robot, představil americký miliardář Elon Musk robotické taxíky a humanoidy, které bude jeho firma Tesla uvádět na trh.

Juraj Skovajsa 11. 10. 2024 Svět

Exprezident Klaus na čínském velvyslanectví a plané naděje na ukončení války na Ukrajině pomocí Číny

Exprezident Klaus na večírku na čínské ambasádě vyjádřil naději, že Čína pomůže při ukončení konfliktu na Ukrajině. Z dostupných faktů a analytických zpráv jsou ale takové naděje spíše plané.

Milan Kajínek 9. 10. 2024 ČR

Rozptylování chemikálií do atmosféry pro ochlazení planety sníží výkon solárních panelů, vyplývá ze studie

Ve snaze zvýšit odrazivost slunečního svitu a zmírnit globální teploty se experimentuje s vypouštěním chemických částic do atmosféry. Solární geoinženýrství ale dle vědců sníží účinnost solárních zdrojů energie.

Radovan Dluhý 9. 10. 2024 Věda a příroda

Studie o rychlém uzavření uhelných elektráren je postavena na nereálných předpokladech, namítá část expertů

Podle „energetických veteránů“ není studie postavena na faktech, ignoruje některé aspekty bezpečného provozu soustavy a realizace jejich doporučení by vedla „k zásadnímu prohloubení již existujících problémů v tuzemské energetice“.

Ondřej Horecký 8. 10. 2024 Ekonomika

Jak virální videa se smrtí a násilím traumatizují děti

Virální videa nás vystavují nové formě psychické újmy, která je obzvláště nebezpečná pro děti, jejichž duševní zdraví je již nyní na hranici únosnosti.

Amy Denney 8. 10. 2024 Premium Zdraví

Nobelovu cenu za fyziku získala dvojice vědců za objevy na poli AI. Ta ale může vést k zániku lidstva, obává se jeden z vědců

Nobelovu cenu za fyziku pro rok 2024 dostala vědecká dvojice John Hopfield a Geoffrey Hinton za zásadní objevy a vynálezy, které umožňují strojové učení pomocí umělých neuronových sítí.

Vladislava Mašková 8. 10. 2024 Věda a příroda

Více článků

Cookie	Délka	Popis
__cf_bm	1 hour	This cookie, set by Cloudflare, is used to support Cloudflare Bot Management.
_csrf	session	This cookie is essential for the security of the website and visitor. It ensures visitor browsing security by preventing cross-site request forgery.
AWSALBCORS	7 days	This cookie is managed by Amazon Web Services and is used for load balancing.
cookielawinfo-checkbox-advertisement	1 year	Set by the GDPR Cookie Consent plugin, this cookie is used to record the user consent for the cookies in the "Advertisement" category .
cookielawinfo-checkbox-analytics	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Analytics".
cookielawinfo-checkbox-functional	11 months	The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional".
cookielawinfo-checkbox-necessary	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookies is used to store the user consent for the cookies in the category "Necessary".
cookielawinfo-checkbox-others	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Other.
cookielawinfo-checkbox-performance	11 months	This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Performance".
CookieLawInfoConsent	1 year	Records the default button state of the corresponding category & the status of CCPA. It works only in coordination with the primary cookie.
viewed_cookie_policy	11 months	The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. It does not store any personal data.

Cookie	Délka	Popis
__atuvc	1 year 27 days	AddThis sets this cookie to ensure that the updated count is seen when one shares a page and returns to it, before the share count cache is updated.
__atuvs	30 minutes	AddThis sets this cookie to ensure that the updated count is seen when one shares a page and returns to it, before the share count cache is updated.
advanced_ads_pro_server_info	1 month	No description available.
na_id	1 year 1 month	The na_id is set by AddThis to enable sharing of links on social media platforms like Facebook and Twitter.
na_rn	1 month	The na_rn cookie is used to recognize the visitor upon re-entry. It allows to record details on user behaviour and facilitate the social sharing function provided by Addthis.com.
na_sc_e	1 month	The na_sc_e cookie is used to recognize the visitor upon re-entry. It allows to record details on user behaviour and facilitate the social sharing function provided by Addthis.com.
na_sr	1 month	The na_sr cookie is used to recognize the visitor upon re-entry. It allows to record details on user behaviour and facilitate the social sharing function provided by Addthis.com.
na_srp	1 minute	The na_srp cookie is used to recognize the visitor upon re-entry. It allows to record details on user behaviour and facilitate the social sharing function provided by Addthis.com.
na_tc	1 year 1 month	The na_tc cookie is used to recognize the visitor upon re-entry. It allows to record details on user behaviour and facilitate the social sharing function provided by Addthis.com.
ouid	1 year 1 month	Associated with the AddThis widget, this cookie helps users to share content across various networking and sharing forums.
visitorId	1 year	No description
wp_woocommerce_session_*	2 days	WooCommerce sets this cookie to make a unique code for each customer so that it knows where to find the cart data in the database for each one.

Cookie	Délka	Popis
_gat	1 minute	This cookie is installed by Google Universal Analytics to restrain request rate and thus limit the collection of data on high traffic sites.
AWSALB	7 days	AWSALB is an application load balancer cookie set by Amazon Web Services to map the session to the target.
d	3 months	Quantserve sets this cookie to anonymously track information on how visitors use the website.

Cookie	Délka	Popis
__gads	1 year 24 days	The __gads cookie, set by Google, is stored under DoubleClick domain and tracks the number of times users see an advert, measures the success of the campaign and calculates its revenue. This cookie can only be read from the domain they are set on and will not track any data while browsing through other sites.
_ga	2 years	The _ga cookie, installed by Google Analytics, calculates visitor, session and campaign data and also keeps track of site usage for the site's analytics report. The cookie stores information anonymously and assigns a randomly generated number to recognize unique visitors.
_ga_*	1 year 1 month 4 days	Google Analytics sets this cookie to store and count page views.
_gat_gtag_UA_*	1 minute	Google Analytics sets this cookie to store a unique user ID.
_gcl_au	3 months	Provided by Google Tag Manager to experiment advertisement efficiency of websites using their services.
_gid	1 day	Installed by Google Analytics, _gid cookie stores information on how visitors use a website, while also creating an analytics report of the website's performance. Some of the data that are collected include the number of visitors, their source, and the pages they visit anonymously.
advanced_ads_page_impressions	10 years	This cookie is set by the Advanced Ads. This cookie is used to measure the number of previous page impressions.
ANON_ID	3 months	This cookie, set by Tribal Fusion, collects data on user visits to the website, such as what pages have been accessed .
at-rand	never	AddThis sets this cookie to track page visits, sources of traffic and share counts.
CONSENT	2 years	YouTube sets this cookie via embedded youtube-videos and registers anonymous statistical data.
suid	1 year	Simpli. fi sets this cookie to store a distinct session ID.
u	1 year	This cookie is used by Bombora to collect information that is used either in aggregate form, to help understand how websites are being used or how effective marketing campaigns are, or to help customize the websites for visitors.
uid	1 year 1 month	This is a Google UserID cookie that tracks users across various website segments.
uvc	1 year 27 days	Set by addthis.com to determine the usage of addthis.com service.

Cookie	Délka	Popis
__gpi	1 year 24 days	Google Ads Service uses this cookie to collect information about from multiple websites for retargeting ads.
A3	1 year	Yahoo set this cookie for targeted advertising.
ab	1 year	Owned by agkn, this cookie is used for targeting and advertising purposes.
advanced_ads_ad_impressions_42453	1 hour	No description
advanced_ads_ad_impressions_42453_timeout	1 hour	No description
advanced_ads_ad_impressions_42458	1 hour	No description
advanced_ads_ad_impressions_42458_timeout	1 hour	No description
advanced_ads_ad_impressions_42459	1 hour	No description
advanced_ads_ad_impressions_42459_timeout	1 hour	No description
advanced_ads_ad_impressions_44259	1 hour	No description
advanced_ads_ad_impressions_44259_timeout	1 hour	No description
advanced_ads_browser_width	1 month	This cookie is set by Advanced ads plugin.This cookie is used to measure and store the user browser width for adverts.
anj	3 months	AppNexus sets the anj cookie that contains data stating whether a cookie ID is synced with partners.
ANON_ID_old	3 months	This cookie helps to categorise the users interest and to create profiles in terms of resales of targeted marketing. This cookie is used to collect user information such as what pages have been viewed on the website for creating profiles.
cid_*	1 year	Crimtan sets this cookie as remarketing cookie that is used to send relevant ads to users on subsequent sites.
CMID	1 year	Casale Media sets this cookie to collect information on user behavior, for targeted advertising.
CMPRO	3 months	CMPRO cookie is set by CasaleMedia for anonymous user tracking, and for targeted advertising.
CMPS	3 months	CMPS cookie is set by CasaleMedia for anonymous user tracking based on user's website visits, for displaying targeted ads.
CMRUM3	1 year	CMRUM3 cookie is set by CasaleMedia for anonymous user tracking based on user's website visits, for displaying targeted ads.
CMST	1 day	Casale Media sets this cookie to collect information on user behavior, for targeted advertising.
DSID	1 hour	This cookie is set by DoubleClick to note the user's specific user identity. It contains a hashed/encrypted unique ID.
everest_g_v2	1 year	The cookie is set under the everesttech.net domain to map clicks to other events on the client's website.
gid_*	1 year	Crimtan sets this cookie to enable targeted advertising and user profiling.
i	1 year	This cookie is set by OpenX to record anonymized user data, such as IP address, geographical location, websites visited, ads clicked by the user etc., for relevant advertising.
id	1 year 1 month	Set by Google DoubleClick, this cookie is used to create user profiles to display relevant ads.
IDE	1 year 24 days	Google DoubleClick IDE cookies are used to store information about how the user uses the website to present them with relevant ads and according to the user profile.
KADUSERCOOKIE	3 months	The cookie, set by PubMatic, registers a unique ID that identifies a returning user's device across websites that use the same ad network. The ID is used for targeted ads.
KTPCACOOKIE	1 day	The cookie, set by PubMatic, registers a unique ID that identifies a returning user's device across websites that use the same ad network. The ID is used for targeted ads.
loc	1 year 27 days	AddThis sets this geolocation cookie to help understand the location of users who share the information.
mc	1 year 1 month	Quantserve sets the mc cookie to anonymously track user behaviour on the website.
mdata	1 year 1 month	This cookie is used by Media Innovation group and registers a unique ID to identify a visitor on their revisit, in order to show them relevant ads.
ov	1 year 1 month	This cookie is set by the provider mookie1.com. This cookie is used for serving the user with relevant content and advertisement.
pxrc	2 months	This cookie is set by pippio to provide users with relevant advertisements and limit the number of ads displayed.
rlas3	1 year	RLCDN sets this cookie to provide users with relevant advertisements and limit the number of ads displayed.
suid_legacy	1 year	Collects information on user preferences and interaction with web-campaign content which is used on CRM-campaign-platforms used by website owners for promoting events or products.
test_cookie	15 minutes	The test_cookie is set by doubleclick.net and is used to determine if the user's browser supports cookies.
UserID1	3 months	Adition sets this cookie as a unique anonymous ID for a website visitor. This ID is used to identify the user across sessions and to track their activity on the website. The data collected is used for analysis purposes.
uuid	3 months	MediaMath sets this cookie to avoid the same ads from being shown repeatedly and for relevant advertising.
uuid2	3 months	The uuid2 cookie is set by AppNexus and records information that helps in differentiating between devices and browsers. This information is used to pick out ads delivered by the platform and assess the ad performance and its attribute payment.
VISITOR_INFO1_LIVE	5 months 27 days	A cookie set by YouTube to measure bandwidth that determines whether the user gets the new or old player interface.
wfivefivec	1 year 1 month	W55c sets this cookie to collect data on the user's visits to the website, such as what pages have been loaded. The registered data is used for targeted ads.
YSC	session	YSC cookie is set by Youtube and is used to track the views of embedded videos on Youtube pages.
yt-remote-connected-devices	never	YouTube sets this cookie to store the video preferences of the user using embedded YouTube video.
yt-remote-device-id	never	YouTube sets this cookie to store the video preferences of the user using embedded YouTube video.
yt.innertube::nextId	never	This cookie, set by YouTube, registers a unique ID to store data on what videos from YouTube the user has seen.
yt.innertube::requests	never	This cookie, set by YouTube, registers a unique ID to store data on what videos from YouTube the user has seen.