Coffee 80 times stronger than espresso could keep you up for 18 hours

By Sophie Eastaugh, for CNN

Updated 1158 GMT (1958 HKT) September 7, 2016

It's thumbs up today, but the news on coffee has not always been positive. Take a look at the arguments for and against coffee through the centuries.
Photos: Coffee's health history
It's thumbs up today, but the news on coffee has not always been positive. Take a look at the arguments for and against coffee through the centuries.
Hide Caption
1 of 15
Legend has it that coffee was discovered by Kaldi, an Ethiopian goatherd, after he caught his suddenly frisky goats eating glossy green leaves and red berries and then tried it for himself.
Photos: Coffee's health history
1500s headline: Coffee makes you frisky – Legend has it that coffee was discovered by Kaldi, an Ethiopian goatherd, after he caught his suddenly frisky goats eating glossy green leaves and red berries and then tried it for himself.
Hide Caption
2 of 15
But it was the Arabs who started coffeehouses, and that's where coffee got its first black mark. Patrons of coffeehouses were said to be more likely to gamble and engage in "criminally unorthodox sexual situations," according to author <a href="https://www.washington.edu/uwpress/search/books/HATCOF.html" target="_blank">Ralph Hattox</a>.
Photos: Coffee's health history
1500s headline: Coffee leads to illegal sex – But it was the Arabs who started coffeehouses, and that's where coffee got its first black mark. Patrons of coffeehouses were said to be more likely to gamble and engage in "criminally unorthodox sexual situations," according to author Ralph Hattox.
Hide Caption
3 of 15
As the popularity of coffee grew and spread, the medical community began to extol its benefits. It was especially popular in England as a cure for alcoholism, one of the biggest medical problems of the time.
Photos: Coffee's health history
1600s headline: Coffee cures alcoholism – As the popularity of coffee grew and spread, the medical community began to extol its benefits. It was especially popular in England as a cure for alcoholism, one of the biggest medical problems of the time.
Hide Caption
4 of 15
This 1652 ad by London coffee shop owner Pasqua Rosée popularized coffee's healthy status, claiming that coffee could aid digestion, prevent and cure gout and scurvy, help coughs, headaches and stomachaches, and even prevent miscarriages.
Photos: Coffee's health history
1600s headline: Coffee cures all? – This 1652 ad by London coffee shop owner Pasqua Rosée popularized coffee's healthy status, claiming that coffee could aid digestion, prevent and cure gout and scurvy, help coughs, headaches and stomachaches, and even prevent miscarriages.
Hide Caption
5 of 15
By 1730, tea had replaced coffee in London as the daily drink of choice. That preference continued in the colonies until 1773, when the famous Boston Tea Party made it unpatriotic to drink tea. Coffee houses popped up everywhere, and the marvelous stimulant qualities of the brew were said to contribute to the ability of the colonists to work longer hours.
Photos: Coffee's health history
1700s headline: Coffee helps you work longer – By 1730, tea had replaced coffee in London as the daily drink of choice. That preference continued in the colonies until 1773, when the famous Boston Tea Party made it unpatriotic to drink tea. Coffee houses popped up everywhere, and the marvelous stimulant qualities of the brew were said to contribute to the ability of the colonists to work longer hours.
Hide Caption
6 of 15
In the mid-1800s, America was at war with itself, and one side effect was that coffee supplies ran short. Enter toasted grain-based beverage substitutes such as Kellogg's "Caramel Coffee" and C.W. Post's "Postum" (still manufactured), which advertised with anti-coffee tirades to boost sales.
Photos: Coffee's health history
1800s headline: Coffee shortage – In the mid-1800s, America was at war with itself, and one side effect was that coffee supplies ran short. Enter toasted grain-based beverage substitutes such as Kellogg's "Caramel Coffee" and C.W. Post's "Postum" (still manufactured), which advertised with anti-coffee tirades to boost sales.
Hide Caption
7 of 15
Postum's ads <a href="https://books.google.com/books?id=Hy0YIUYybOsC&pg=PA131&lpg=PA131&dq=19th-century+inventor+C.+W.+Post+on+coffee+bad+for+you&source=bl&ots=g2hh-151v4&sig=puGib3_29lDVz6F027IKRlnTNNY&hl=en&sa=X&ved=0CCkQ6AEwAmoVChMIiY25raukxwIVSVw-Ch14BwLK#v=onepage&q&f=false" target="_blank">against coffee</a> were especially negative, claiming that coffee was as bad as morphine, cocaine, nicotine or strychnine and could cause blindness.
Photos: Coffee's health history
1800s headline: Coffee will make you go blind – Postum's ads against coffee were especially negative, claiming that coffee was as bad as morphine, cocaine, nicotine or strychnine and could cause blindness.
Hide Caption
8 of 15