A 2008 study published in the American Journal of Preventive Medicine showed that dieters who kept a daily food diary ( or diet journal ), lost twice as much weight as those who did not keep a food log, suggesting that if you write your food down, you wouldn't eat as many calories.

He kept a diary about his experiences there.

Throughout this period Orwell kept a wartime diary.

Himmler's diary, which he kept intermittently from age 10, shows that he took a keen interest in current events, dueling, and " the serious discussion of religion and sex ".

In November 2009, Hezbollah pressured a private English-language school to drop excerpts from The Diary of Anne Frank, a book of the writings from the diary kept by the Jewish child Anne Frank while she was in hiding with her family during the Nazi occupation of the Netherlands, after Hezbollah's Al-Manar television channel complained, asking how long Lebanon would " remain an open arena for the Zionist invasion of education "?

In 1779, Adams began a diary that he kept until just before he died in 1848.

William Dusinberre has argued that Polk's diary, which he kept during his presidency, was written for later publication, and does not represent Polk's policy.

From 1986 to 1987, Sixx kept a daily diary of his heroin addiction and eventually entered rehab in January 1988.

Samuel Pepys FRS, MP, JP, (; 23 February 1633 – 26 May 1703 ) was an English naval administrator and Member of Parliament who is now most famous for the diary he kept for a decade while still a relatively young man.

The detailed private diary Pepys kept from 1660 until 1669 was first published in the 19th century, and is one of the most important primary sources for the English Restoration period.

King kept a very candid diary from 1893 until his death in 1950.

Williams kept pocket-sized diaries for 1942 and 1947 ( he kept no diaries for 1943 to 1946 as he was touring the Far East in the army ); a desk diary for 1948 ; pocket-sized diaries for 1949 and 1950 ; desk diaries for 1951 to 1965 ; standard edition desk diaries for 1966 to 1971, and finally A4-sized executive desk diaries for 1972 to 1988.

A diary kept by a member of the Matsudaira clan, the Amakusa Gunki, relates: " Men from Kōga in Omi Province who concealed their appearance would steal up to the castle every night and go inside as they pleased.

Travelers brought books, Bibles, trail guides, and writing quills, ink and paper for letters ( about one in 200 kept a diary ).

* Newton Barton Diary, 1894 – 1895 – A shipboard diary kept by able seaman Newton Barton on one of his voyages to recruit South Sea Islanders for the Queensland cane fields.

In his diary kept during the aggression against the city and its occupation by the Imperial Japanese Army, the leader of the Safety Zone, John Rabe, wrote many comments about Japanese atrocities.

Canaris kept detailed records of these atrocities in his personal diary which he entrusted to Werner Schrader, one of his subordinates and fellow resistance member.

Barbaro was reportedly a loner who kept a diary describing several " battle plans " for his attack on the school.

By 8 November Gerrit de Veer, the ships carpenter who kept a diary, reported a shortage of beer and bread, with wine being rationed four days later.

He also became deeply immersed in the culture ; in a diary he kept of the journey he comments on the buildings, the picture galleries, the church services, and the education system, showing his wide interests and critical judgement.

In the diary she kept briefly early in 1929, she wrote of her loneliness, her impatience with life in provincial Dallas, and her love of talking pictures.

He also kept a series of journals that contained his notebooks for astronomical observations and his diary.

" Patchen kept a diary from the age of twelve and read Dante, Homer, Burns, Shakespeare and Melville.

In Slide Rule quoted from the diary he kept during the R-100's successful test flight to Canada.

He sucked in his breath and kept quiet while Killpath laid down the sheet again, wound the gold-wire stems of his glasses around his ears and then, eying the report as it lay before him on the desk, intoned, `` Acting Lieutenant Gunnar Matson one failed to see that the station keeper was properly relieved two absented himself throughout the entire watch without checking on the station's activities or the whereabouts of his section sergeants three permitted members of the Homicide Detail of the Inspector's Bureau to arrogate for their own convenience a patrolman who was thereby prevented from carrying on his proper assignment four failed to notify the station commander Acting Captain O. T. Killpath of a homicide occurring in the district five frequented extralegal establishments known as after-hours spots for purposes of an unofficial and purportedly social nature and six '' -- he leaned back and peeled off his glasses `` -- failed to co-operate with the Acting Captain by returning promptly when so ordered.

Mr. Kennedy had been informed early in the day of the attempt to steal the plane, kept in touch throughout by telephone.

Richard had kept his eyes down throughout the game, the very sound of the chatter nearly painful to his ears.

In World War II the Third Reich invaded the Alpine countries, with the exception of Switzerland and Lichtenstein ; Adolf Hitler kept a base of operation in the Bavarian Alps throughout the war.

Irritating to Hastings is the fact that Poirot will sometimes conceal from him important details of his plans, as in The Big Four where Hastings is kept in the dark throughout the climax.

But By the Way was one of the few features kept continuously running in the often seriously reduced Daily Express throughout World War II, when Morton's lampooning of Hitler, including the British invention of bracerot to make the Nazi's trousers fall down at inopportune moments, was regarded as valuable for morale.

St. Columbanus is named in the Roman Martyrology on 23 November, but his feast is kept by the Benedictines and throughout Ireland on 24 November.

This is closely related to the increase in the size of armies throughout the early modern period ; heavily armored cavalrymen were expensive to raise and maintain and it took years to replace a skilled horseman or a trained horse, while arquebusiers and later musketeers could be trained and kept in the field at much lower cost, and were much easier to replace.

While there was no separate Polish state at all, the idea of Polish independence was kept alive throughout the 19th century and led to more Polish uprisings and other warfare against the partitioning powers.

Brown's concert success, however, remained unabated and Brown kept up with a grueling schedule throughout the remainder of his life, living up to his previous nickname, " The Hardest Working Man in Show Business ", in spite of his advanced age.

Mallory continued as Secretary of the Navy and Reagan as Postmaster General ; both men kept their positions throughout the war.

Although his grandson, Louis Pasteur Vallery-Radot, wrote that Pasteur had only kept from his Catholic background a spiritualism without religious practice, Catholic observers often said Louis Pasteur remained throughout his whole life an ardent Christian, and his son-in-law, in perhaps the most complete biography of Louis Pasteur, writes:

Kim Jong Il was already conducting most of the day-to-day running of the state, and apparently kept his aging father in the dark about the growing economic disaster throughout the country.

The tradition of family-owned companies and economic instability kept investment low throughout the 1990s.

He liked music so much that he kept composers and theorists close to him throughout his entire pontificate, Philippe de Vitry being among the more famous.

The early military SS was kept quite separate from the regular SS and Dietrich introduced early regulations that the military SS answered directly to Hitler, and not Himmler, and for several months even ordered his troops to wear the black SS uniform without a swastika armband to separate the soldiers from other SS units once the black uniform had become common throughout Germany.

The decent accuracy of this catalog kept it in common use as a reference by observatories around the world throughout the 19th century.

Apart from the Holy Right, only some bone fragments remain, which are kept in churches throughout Hungary.

Meanwhile, Collins kept in touch with Padres general manager Bill Lane, calling him two times throughout the season.

Venice remained a republic throughout its independent period and politics and the military were kept separate, except when on occasion the Doge personally headed the military.

Harold kept his forces on alert throughout the summer, but with the arrival of the harvest season he disbanded his army on 8 September.

Gagarin kept physically fit throughout his life, and was a keen sportsman.

Elizabeth had vowed that if she became Empress that she would not sign a single death sentence, an unusual promise that she — notably — kept to throughout her life.

But the element of statism kept growing throughout the 19th century, and by the time it blasted the world in 1914, the governments involved were dominated by statist policies.

A digital computer was essential to obtain the accuracy gains that kept this weapon effective throughout the Cold War.