Hu said that moderate coffee intake—about 2–5 cups a day—is linked to a lower likelihood of type 2 diabetes, heart disease, liver and endometrial cancers, Parkinson's disease, and depression. It's even possible that people who drink coffee can reduce their risk of early death.
Believe it or not, some components of coffee have been found to be 500 times higher in antioxidant activity than Vitamin C alone. Because of this, they have been used to serve as powerful prebiotics and antimicrobials to help fight illnesses. Be sure to stay hydrated, too.
It can damage your liver.
According to studies by the National Institute of Diabetes and Digestive and Kidney Diseases, while moderate amounts of coffee can help the liver to detoxify the body, too much can have to opposite effect and hinder your liver's function.
Some potential health benefits associated with drinking coffee include protection against type 2 diabetes, Parkinson's disease, liver disease, and liver cancer. Coffee consumption may also support cardiovascular health.
"While coffee consumption was associated with a lower risk of elevated liver stiffness, this didn't include fatty liver disease, or steatosis," said Tapper. "Overall, our findings showed that if coffee has an effect on the liver, it is likely by reducing fibrosis, or scar tissue."
In conclusion, cold coffee can offer several health benefits due to its content of caffeine and antioxidants. Additionally, drinking cold coffee can also reduce fluid retention, help regulate body temperature, and promote a feeling of fullness, which can help with weight management.
Cold coffee could be better at keeping you awake than hot coffee. Cold coffee is healthier for you than hot coffee and offers health benefits such as low acidity, helps prevent heart attacks, and more. However, hot coffee gives you more of a positivity boost.
But coffee is more than just a caffeine delivery system. It contains small amounts of nutrients like potassium and magnesium, and is considered to be a good source of antioxidants. These powerful compounds help counteract inflammation, safeguard your cells from harm and may play a role in preventing disease.
But being doctor—or even training to be one—is no joke. It's intense, demanding, and fast-paced, and to get it all done, the adrenaline boost caffeine provides can be essential. A 2010 study found nurses and physicians to be the most dependent of all professions on coffee to do their jobs well.
Antioxidant activity of coffee is related to chlorogenic, ferulic, caffeic, and n-coumaric acids contained in it [12]. In roasted coffee, melanoidins (brown pigments) are synthesized—these are strong antioxidants [13]. In some publications, caffeine and trigonelline are considered to be antioxidants also [14].
Hot coffee was found to have higher levels of antioxidants than cold brews, making a hot coffee slightly healthier. The higher level of antioxidants in coffee is important, due to them reducing the risk of cancer, heart diseases, liver disease and type 2 diabetes.
Caffeine is a diuretic, or something that makes you pee more often than usual. So, one theory for why caffeine makes you feel tired is that it can dehydrate you, as you're losing liquids at a faster rate. And one of the most common symptoms of dehydration is fatigue.
Coffee is considered a diuretic. View Source , which means it can increase your need to urinate and lead to fluid loss. If these bathroom trips wake you up throughout the night, you might feel more tired the next day. Additionally, mild dehydration itself can cause you to experience fatigue.
However, once the caffeine wears off, your body may experience a buildup of adenosine that hits you all at once, which is why coffee can make you feel tired.
A Harvard T.H. Chan School of Public Health research suggests that drinking four cups of coffee daily can reduce body fat by 4 per cent. If you consume black coffee without any sweeteners, then it is an added bonus. Black coffee has very less to zero calories in it which in turn aids weight loss very effectively.
Bottom line: The best time to drink coffee is likely mid-to-late morning, when your cortisol levels have dipped back down from their earlier peak. If you wake up at 8:00 a.m., for instance, you might want to try drinking your coffee between 10:00 a.m. and noon.
Cold coffee has higher caffeine concentration, so people struggling with sleeping issues should avoid consuming it or if they are having it they should have it four hours before their sleeping time.
The kidneys filter waste and extra water out of the blood, producing urine. And there's good news for coffee drinkers! Studies also show that coffee has protective effects on the kidneys, thanks to antioxidants. Drinking coffee is associated with a lower risk of developing chronic kidney disease (CKD).
And of course, heavy alcohol drinking can permanently damage the liver and lead to cirrhosis. However, coffee isn't a miracle worker. It won't completely reverse liver disease or undo the damage caused by excessive alcohol use. But it can be one delicious and satisfying step toward a happier liver.
When your body digests caffeine, it makes a chemical called paraxanthine that slows the growth of the scar tissue involved in fibrosis. That may help fight liver cancer, alcohol-related cirrhosis, non-alcohol-related fatty liver disease, and hepatitis C.
While all coffee contains anti-inflammatory properties, whether or not it affects the inflammatory response can depend on the concentration of caffeine, how your body reacts to it, your genetics, and your age. Some evidence suggests that coffee may increase inflammation in some people.