United States


Jeff Mason is a White House Correspondent for Reuters and the 2016-2017 president of the White House Correspondents’ Association. He was the lead Reuters correspondent for President Barack Obama's 2012 campaign and interviewed the president at the White House in 2015. Jeff has been based in Washington since 2008, when he covered the historic race between Obama, Hillary Clinton and John McCain. Jeff started his career in Frankfurt, Germany, where he covered the airline industry before moving to Brussels, Belgium, where he covered the European Union. He is a Colorado native, proud graduate of Northwestern University and former Fulbright scholar.

Twitter handle: @jeffmason1

Sep 21 2017

A daily half hour's exercise could prevent 1 in 12 early deaths, study shows

LONDON, Sept 22 People who exercise five days a week for 30 minutes significantly reduce their risk of dying early and of developing heart disease, even if a sports club or gym is not an option, according to a new international study.

Sep 20 2017

Scientists edit embryos' genes to study early human development

LONDON, Sept 20 British scientists have used a genome editing tool known as CRISPR/Cas9 to knock out a gene in embryos just a few days old, testing the technique's ability to decipher key gene functions in early human development.

Sep 14 2017

Mental disorders, poor diets and tobacco make the world sick

LONDON, Sept 15 Heart disease and tobacco ranked with conflict and violence among the world's biggest killers in 2016, while poor diets and mental disorders caused people the greatest ill health, a large international study has found.

Sep 06 2017

Cognitive therapy found to cut "cyberchondria" health anxiety

LONDON, Sept 7 Up to 20 percent of UK hospital appointments for heart or brain scans and other exploratory tests are taken up by patients suffering from excessive health anxiety or hypochondria, experts said on Thursday.

Aug 16 2017

Amphetamine combo linked to Islamic State more potent than thought

LONDON, Aug 16 A synthetic psychoactive drug linked to substance abuse in the Middle East and said to be a fund-raising tool and stimulant for Islamist militants is more dangerous than previously thought, scientists said on Wednesday.

Aug 08 2017

U.S. lawmakers seek missing information in review of Monsanto weedkiller

LONDON, Aug 8 The chairman of a congressional committee has asked the U.S. National Institutes of Health (NIH) to explain why its National Cancer Institute (NCI) failed to publish data that showed no links between glyphosate and cancer.

Jul 22 2017

HIV and cancer teams double up to seek out new disease killers

LONDON, July 22 (Reuters)- HIV experts at an international conference starting on Saturday are keenly courting colleagues in oncology to explore whether advances in harnessing the immune system against cancer can help the search for a cure for AIDS.

Jul 20 2017

Scales tip in AIDS fight as death rates decline, treatment rates rise

LONDON, July 20 The scales have tipped in the fight against AIDS, with more than half of people infected with HIV now getting treatment and AIDS-related deaths almost halving since 2005, the United Nations said on Thursday.

Jul 06 2017

WHO warns of imminent spread of untreatable superbug gonorrhoea

LONDON, July 7 At least three people worldwide are infected with totally untreatable "superbug" strains of gonorrhoea which they are likely to be spreading to others through sex, the World Health Organization (WHO) said on Friday.

Jul 04 2017

We need to talk about sex, robot experts say

LONDON, July 5 Move over blow-up dolls, the sex robots are here.


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