Consumption of Green Tea and its Health Effect on Sleeping among Hong Kong Young Adults

Consumption of Green Tea and its Health Effect on Sleeping among Hong Kong Young Adults

Length: 1497 words (4.3 double-spaced pages)

Rating: Powerful Essays

Open Document

Essay Preview

Green tea is made from the plant Camellia Sinensis’s leaves without fermentation (Suzuki, Miyoshi & Isemura, 2012) and is regarded as a popular and healthy drink in Asian countries because of its health-promoting potentials such as protecting against cancer and cardiovascular disease (Harvard Health Publications, 2012; Iwasaki et al., 2014). Lots of the positive effects are due to the antioxidative activity of (-)-epigallocatechin gallate (EGCG) which is a major component of green tea (Suzuki et al., 2012). And it draws researchers’ interests and attentions to further investigate. According to Suzuki et al., one example of the health advantages is that catechins in green tea bring an anti-obesity effect by stimulating lipid metabolism in liver (2012).

However, green tea may bring us undesirable outcomes due to some constituents. Caffeine is one of those substances that is diuretic and reduces the fatigue sensation but the consequences of overconsumption are well proved that it will decrease sleeping duration and worsen sleeping quality by inducing sleeplessness (Suzuki et al., 2012). A study found out that tea intake of university students was significantly linked to sleeping quality (Cheng et al., 2012). However, the types of tea were not investigated. The effect of green tea consumption on sleep quality is still not well documented.

Sleep is very important to our body for relaxation, preparing ourselves for the next day. Unfortunately, poor sleeping quality is prevalent in modern cities such as Hong Kong. An increasing number of university students have stated sleep problems. (Suen, Hon & Tam, 2008). Meerlo, Mistlberger, Jacobs, Heller & McGinty (2009) have reported that prolonged sleep loss may affect the rate of neurogenesis...


... middle of paper ...


...p Medicine Reviews, 12(2), 153-162.
Sereshti, H. & Samadi, S. (2014). A rapid and simple determination of caffeine in teas, coffees and eight beverages. Food Chemistry, 158, 8-13.
Suen, L.K., Hon, K.L. & Tam, W.W. (2008). Association between sleep behavior and sleep-related factors among university students in Hong Kong. Chronobiology International, 25, 760-775.
Suzuki, Y., Miyoshi, N., & Isemura, M. (2012). Health-promoting effects of green tea. Proceedings of the Japan Academy, 88(3), 88-101.
Tseng, H.C., Wang, C., Cheng, S.H., Sun, Z. Chen, P. S., Lee, C., … Yang, Y. (2014). Tea-drinking habit among new university students: Associated factors. Kaohsiung Journal of Medical Sciences, 30, 98-103.
Tsui, Y., & Wing, Y. (2009). A study on the sleep patterns and problems of university business students in Hong Kong. Journal of American College Health, 58(2), 167-176.

Need Writing Help?

Get feedback on grammar, clarity, concision and logic instantly.

Check your paper »

Consumption of Green Tea and its Health Effect on Sleeping among Hong Kong Young Adults

- Green tea is made from the plant Camellia Sinensis’s leaves without fermentation (Suzuki, Miyoshi & Isemura, 2012) and is regarded as a popular and healthy drink in Asian countries because of its health-promoting potentials such as protecting against cancer and cardiovascular disease (Harvard Health Publications, 2012; Iwasaki et al., 2014). Lots of the positive effects are due to the antioxidative activity of (-)-epigallocatechin gallate (EGCG) which is a major component of green tea (Suzuki et al., 2012)....   [tags: Camellia Siensis leaves, udesired outcomes]

Powerful Essays
1497 words (4.3 pages)

Essay on Effects Of Obesity On Children And Young Adults

- ... Green, G., Riley, C., & Hargrove, B. (2012). Physical activity and childhood obesity: strategies and solutions for schools and parents. Education, 132(4), 915+. Retrieved from http://www.nclive.org/cgi-bin/nclsm. The article “Physical Activity and Childhood Obesity: Strategies and Solutions for Schools and Parents”, provides information about how children and adolescents have gained weight over generations due to fast foods and vending machine food. Additionally, health, physical educators, wellness specialists, and parents play a vital role in reducing obesity rates....   [tags: Obesity, Medicine, Nutrition, Weight loss]

Powerful Essays
1354 words (3.9 pages)

Obesity Epidemic and Nation's Health Essay

- Argument paper The obesity epidemic and our nation’s health as a whole have many factors that include socioeconomic status in particular. Socioeconomic Status and Childhood Obesity will always shape our nations vision and mission with what we do with healthcare. Healthcare in America is in a major reconstruction faze, and is in much need of it, obesity and socioeconomic status are going to be the major contributors to this reconstruction. The ability to have access to better resources for sure allows one to explore better options, but for children in a low socioeconomic life style options are limited....   [tags: Socioeconomic Status, Obesity, Health, Nutrition]

Powerful Essays
1691 words (4.8 pages)

Education is Looking Green Essay

- Education is looking green The evolution of technology has pushed humans to new heights and by doing so have opened up new problems. Global warming is defined as “a gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.” This may sound minuscule but the effects that this has on the earth in general have a huge effect on the way that people live, breath, and brings a new reason to change for the better....   [tags: technology, educational system]

Powerful Essays
759 words (2.2 pages)

The Fault in Our Stars by John Green Essay

- John Green’s wonderful yet tragic best-selling novel The Fault in Our Stars tells a heart-wrenching story of two teenage cancer patients who fall in love. Augustus Waters and Hazel Lancaster live in the ordinary city of Indianapolis, where they both attend a support group for cancer patients. Falling in love at first sight, the two are inseparable until Augustus’s cancer comes out of remission, turning Hazel’s world upside. This is one of the best young-adult fiction novels of the year because it keeps readers on the edge of their seat, uses themes to teach real life lessons, and uses a realistic point of view instead of the cliché happy ending of most books....   [tags: cancer, romance, tragedy]

Powerful Essays
797 words (2.3 pages)

John Green 's Looking For Alaska Essay

- ... It is all written in the perspective of Miles, who keeps his commentary interesting and fast paced. In the same way that Tom Sawyer is always experiencing one interesting event or another, Miles is partaking in another prank or is relating his experiences to a story heard in his religion course. One of this book’s greatest strengths is in its ability to move swiftly from the serious to the casual. Early on in the book Alaska tells Miles the last words of Simon Bolivar, “How will I ever get out of this labyrinth!” Sex is referenced and described throughout Green’s novel and it could be viewed as a weakness....   [tags: Mark Twain, Tom Sawyer]

Powerful Essays
707 words (2 pages)

City Of Green Benches : Growing Old Essay

- City of Green Benches: Growing Old in a New Downtown (1985), by Maria D. Vesperi focuses on analyzing the symbolic process of older people in St. Petersburg, Florida, and its consequences of how government and commercial mechanisms view them. When Maria Vesperi first visited St. Petersburg in 1975, her intentions were to study how American cultures view of old age is communicated to the low-income elderly, and how the individual older person attempts to modify, adapt to, or reject social construction....   [tags: Old age, Gerontology, Middle age, Ageing]

Powerful Essays
776 words (2.2 pages)

Essay on Ethical Practice Of Health Care Brings Trustworthy Work Environment

- III. Ethical Practice in Health Care Brings Trustworthy Work Environment A law is a rule of conduct or action, required (governments endorse laws) to maintain order and public safety in case of a breakdown of law. The criminal & civil law is applied to health-care practitioners or providers, if criminal wrongdoing or negligence occurred in patient’s care. Ethics or moral values serve as the basis for ethical conduct. Our societal values, Family, and cultural values help form an individual’s moral value (Pozgar, 2014, p....   [tags: Health care, Patient, Morality, Health]

Powerful Essays
1040 words (3 pages)

The Young Adult Genre Essay

- Young adult literature is a consistently evolving genre that continues to push controversial boundaries and trends. The term “young adult” was first coined in the 1960s and was defined as “realistic fiction that was set in the real contemporary world and addressed problems, issues, and life circumstances of interest to young readers aged approximately twelve to eighteen” (Cart). Young adult readers of the past read publications such as Zindel’s The Pigman (1968) and Cormier’s The Chocolate War (1974), with the 1960s and 1970s being more about coming of age and the journey to adulthood, while today’s novels highlight the journey itself....   [tags: chocolate war, world war II]

Powerful Essays
1256 words (3.6 pages)

Essay Anne Of Green Gables : A Father Like Figure

- It is not only widowers taking care of their daughters, in Anne of Green Gables by Lucy Maud Montgomery, Matthew is a father-like figure. The family is definitely unconventional with siblings, Matthew and Marilla, raising an orphan girl, but the two adults do still have their own impact on Anne that affects her childhood. Matthew is set up to be the mild mannered sibling from the beginning; all social interaction making him feel out of place (Montgomery 4). He is the quiet one in the house, who does not have much space to express many words....   [tags: Family, Emotion, Caddie Woodlawn]

Powerful Essays
1657 words (4.7 pages)