By Nargis Khatun - FSS Lucknow
Caffeine is bitter substance that occurs naturally in more than 60 plants including (Coffee
beans, Tea leaves, Kola nuts which are used to flavour soft drink colas, Cacao pods, which
are used to make chocolate product). There is also synthetic caffeine, which is added to some medicines, foods, and drinks. For example, some pain relievers, cold medicines. Caffeine works by stimulating the central nervous system, heart, muscle, that controls blood pressure. Caffeine can raise blood pressure. Caffeine can also act like a "water pill" that increases urine flow.
How much Caffeine is too much?
Up to 400 milligrams (mg) of caffeine a day appears to be safe for most healthy adults. That
roughly the amount of caffeine in four cups of brewed coffee, 10 cans of cola or two "energy shot" drinks. Keep in mind that the actual caffeine content in beverages varies widely, especially among energy drinks.
Uses and Effectiveness
Effective for Migraine: Taking caffeine by mouth together with pain relievers such aspirin and
acetaminophen is effective for treating migraines. Caffeine is an FDA-approved product for
use with pain relievers for treating migraine headaches.
Acutepain: Taking caffeine by mouth together with painkillers such as ibuprofen can reduce
pain more than painkillers alone.
Diabetes: Drinking beverages that contain caffeine is linked with a lower risk of developing
type 2diabetes. But it's not clear if consuming caffeine helps to treat diabetes.
Ineffective for Irregular heartbeat (atrial fibrillation). Taking caffeine by mouth does not reduce the risk for this type of irregular heart rhythm following heart surgery.
Attention deficit-hyperactivity disorder. Taking caffeine by mouth doesn't reduce ADHD
symptoms in children.
Side effective of too much caffeine
Insomnia: Consuming caffeine 3& 6hr before bedtime can significantly disrupt sleep. Up to 6hr before bedtime. It can reduce trusted Source objectively measured total sleep time by
more than 1 hour. Fertility: Some research suggests that caffeine may reduce Trusted Source muscle activity the fallopian tubes, which carry eggs from the ovaries to the womb. This could mean, say the study authors, that caffeine reduces a woman’s chance of becoming pregnant by about 27%.
Pregnancy: Studies have suggested that more than 300 mg a day of caffeine, or the amount
equal to around three cups of coffee, could lead to loss of pregnancy, delayed fetal growth
abnormal fetal heart rhythm. According to the National Institutes of Health (NIH), the weeks
before pregnancy also count. Research shows that if both parents consume more than two
caffeinated drinks a day in the weeks before they conceive, a loss of pregnancy may be more
likely trusted Source.
Precautions
Moderation: Limit caffeine intake to recommended levels (generally up to 400 mg per day
for most adults, equivalent to about four 8-ounce cups of brewed coffee).
Stay Hydrated: Drink plenty of water to counteract caffeine's diuretic effects.
Check Labels: Be aware of caffeine content in various products, including energy drinks,
soft drinks, and certain medications.
Conclusion
Excessive intake can lead to a host of physical and mental health issues, and it's important to be mindful of how much caffeine you're consuming from all sources, including coffee, tea, soda, energy drinks, and even certain medications. Excessive caffeine intake can lead to range of negative health effects, including anxiety, insomnia, digestive issues, rapid heart rate, and increased blood pressure. In some cases, it can cause dependence and withdrawal symptoms. Long-term overconsumption may contribute to more serious health problems, such as heart disease. Moderation is key to enjoying caffeine's benefits while minimizing its risks.
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