1. We do not take responsibility for the consequences
We do not take responsibility for the consequences. Eat and drink at your own Risk!

2. Caffeine: beneficial or harmful to health
Group 21
  Areeba Kirmani
  Azka Javeria Khalid
Zahra Rashid
Umair Ijaz Hashmi

3. Project Agenda 1. The exact pharmacology of caffeine
2. It is a stimulant so what is a stimulant?
3. How do stimulants affect our nervous systems?
4. How does caffeine affect our nervous systems?
5. What are the pros and cons of caffeine?
6. At what quantities are the effects felt?
7. What foods have caffeine?
8. Do people react differently to caffeine?
9. So what is the conclusion of the project overall is it harmful or beneficial to health?

4. Primary Research Interviews with Dr. Ahmed Hassan Khan
Dr. Abida Jafferi
Dr. Aftab Ahmed
Dr. Uzma Mazhar
Prof. Tariq Butt
Surveys

5. Presentation Agenda Effects on Adenosine. Adrenaline Secretion.
Cortisol Secretion.
Diseases
Conclusion

6. Foods containing Caffeine

7. What Do You Feel?

8. Benefits of Caffeine Improves Cognitive Performance
Improves Alertness, Reaction Time and Vigilance
Less Drowsiness

9. Fresh Mind: Neural Activity

10. Tiredness: Adenosine
Adenosine Built up with time.

11. What Adenosine Does:
Binds with Neural Receptors.

12. What Adenosine Does:
Slows down Neural Working.

13. Caffeine: Caffeine Molecules - very similar to Adenosine.
Bind With Receptors.
Prevent Adenosine from Binding with Receptor.

14. What Caffeine Does:

15. Adrenaline: Effects
Caffeine causes the secretion of stress hormones such as Adrenaline.
Improves Performance.

16. Adrenaline A boost of energy followed by depression
Improves Athletic Performance
Acts as a stimulant. According to Dr. Uzma Mazhar, caffeine triggers the ‘the fight or flight’ instinct of the human body providing that extra energy or the so-called ‘coffee kick’.
Benefits
Harmful Effects
A boost of energy followed by depression
High blood pressure

17. Shorter Concentration Spans
Cortisol
Anti-inflammatory
Weight Gain
Steroid
Stress Inducer
Memory Loss
Shorter Concentration Spans

18. Dopamine
Temporary “sense of euphoria” but once it wears of the consumer feels “low”.
Physical dependence which can eventually cause permanent addiction

19. Diseases Prevented by Caffeine
Lowers risk of Parkinsons, Hepatic Cancer and Liver Cirhosis

20. Diseases caused by caffeine
Hypertension
Diabetes
Heart diseases

27. Caffeinism: Withdrawal Effects

28. Death!! Lethal dose of Caffeine = 5 grams 40 Cups of Coffee =
131 cans of Pepsi =
63 cans of Red Bull =