COFFEE

Prsented by:Samar.M.Jamie

Supervised by: DrJehad Hammad

Coffee

Prepared by: Samar M jamie

M.D. Student IUG Medical School of gaza

Supervised by: Dr Jehad Hammad\

`

Facts about Coffee::

Coffee.

Did u know that:: >>>Roughly about 80% of adults in the

United States drink coffee or tea daily.

>>>Every year in the U.S. consumers spend around 30 million dollars on caffeine tablets and 50 billion

dollars on caffeinated soda.

CAFFEIENE!!! !!!!!1!!

Whats make coffee so

popular!!

Is Coffee bad or good !!

Should I drink coffee every day

?

Coffee and cardivascular

diseases?

Coffee and loss of weight !!

Coffee and

depression!!

COMPONENT OF COFFEE::

COMPONENT OF COFFEE::

The potential bioactives are

>>caffeine >>the diterpenes

cafestol kahweol>>

.polyphenols>>

Caffeine

Caffeine – 1,3,7 Trimethylxanthine

mechanism of action::

<

Facts about Caffeine:

>>>Rapidly absorbed following oral consumption.

>>>.Peak blood (plasma) levels usually with 30 minute

>>>Distributes into all body compartments..Pass easily into .brain, breast milk and crosses placenta

>>>Metabolized in the liver.

>>>Changed to di- and mon- methylxanthines.

>>>.Excreted in the urine

>>(Blocks Adenosine receptor (Adenosine is a calming .neurotransmitter

How long it takes to leave the body

Average adult – 3-5 hrsChild less that 6 months – 24

hrsPregnant – 7-8 hrsSmoker – 2-3 hrs

Varies between individuals

>>>both caffeine and coffee intakes were modestly and inversely associated with weight gain. How!!

>>>. .chlorogenic acid and quinides, are involved in causing weight loss

Caffee and weight loss::

does that mean that coffee can help you lose weight? In a way, yes

There are 3 ways :: Exceplanation>> 1.Appetite Suppressant: The caffeine in coffee can suppress your appetite The

caffeine in coffee can suppress your appetite.

2.Water Weight: caffeine in coffee has diuretic properties but you should keep in mind that this is just water weight not body fat .

3.Fat Burning :The caffeine found in coffee boosts your metabolism can burn more of the calories you consume burning more calories, fewer of them

are being converted—and stored—as fat.

coffee is a zero-calorie beverageBut!!

Adding these substences make u gain weight defintly: Milk<< Sweetener<< vanilla << sugure < <flavorings<< Skinny Lattes.

SO More Coffee = More Weight Loss?

NO!

The doctor advice:

If u want to drink coffee without gaining weight::

U can ask for black coffee and Simply tell them to add non-fat milk and sugar-free flavoring to

your coffee .<<ENJOY>>

Coffee and depression

>>> linking coffee with depression or lack of it depends on individul reactions, both

.psychologically and physiologically 

>>>people who regularly drink four or more cups of coffee a day have 20 percent lower risk of developing depression than those who rarely or never drink coffee.

>>>.similar findings for all caffeine consumption

But study does not prove that coffee lowers

depression risk -- only that it might be protective against depression in some

way.

Coffee and depression

>>>the caffeine in coffee does act as a mild antidepressant. It is thought that caffeine reacts with various neurotransmitters, like acetylcholine and dopamine, and helps elevate the mood in people going through depression.

>>>people should try and reduce the overall consumption of coffee, because coffee only gives people a temporary kick, and what follows is to the contrary .

It clearly suggests that caffeine in coffee has the ability to increase the release of insulin into the blood   reduction in blood sugar levels, low energy levels, depression.

But

Coffee and depression

>>>decaffeinated coffee did not have .the same effect

>>>coffee reduse the risk of depreesion to women

.more than men!

  >>>regular coffee consumers were more likely to smoke and drink alcohol and were also less likely to be overweight, have diabetes or have high blood pressure .

The doctor advice :

>>>If u drink coffee and sometimes u feel depressed and sometimes u just enjoy with the taste < just   look how your body and mind react to drinking coffee or decreasing coffee consumption. Just act according to this and u will be fine .

Coffee and heart diseases

>>Moderate coffee consumption is inversely associated with risk of heart failure, with the largest inverse association observed for consumption of 4 servings per day.

>>There was no evidence that the relationship between coffee and heart failure risk varied by sex or by baseline history of myocardial infarction or diabetes

Coffee consumption has been shown to have adverse effects:::

serum cholesterolblood pressure ,

insulin resistanceNot always )) and plasma homocysteine

higher coffee consumption has not been associated with a higher risk of CHD in prospective cohort studies

Coffee and heart diseases

the acute effects of coffee consumption can be different from the effects of long-term habitual consumption.

the physiological effects of coffee can depend on the type of coffee consumed not caffeine.

coffee consumption may have beneficial effects on other biological pathways implicated in the development of CHD that could compensate for any adverse effects

Coffee and heart diseases

The doctor advice:

Moderation is the key

Sources

http://www.medscape.com/

http://www.news-medical.net/health/Caffeine-Pharmacology.aspx

https://www.ncbi.nlm.nih.gov/

http://www.fatburningfurnace.com/blog/coffee-and-weight-loss-\

http://www.webmd.com/depression/news/20110926/drink-coffee-stay-happy?page=2

http://heartdisease.about.com/od/reducingcardiacrisk/a/Coffee-and-Heart-Disease.htm

http://www.all-on-depression-help.com/coffee-and-depression.html/