A counselor responds to a caller to a suicide prevention hotline. (Asahi Shimbun file photo)
Study: Japanese male managers at higher suicide risk than those on lower rung
Japanese male senior business managers, including executives, are at a higher risk for suicide than lower-level employees, according to the findings of a Japanese research team.
The Asahi Shimbun
Scientists create world’s thinnest artificial blood vessel
SUITA, Osaka Prefecture--Researchers have announced that they have developed an artificial blood vessel measuring 0.6 millimeters in diameter, the thinnest in the world, which they expect to lead to applications for surgeries to connect cerebral arteries or lymphatic vessels.
Yoshiyuki Sankai, a professor of engineering at the University of Tsukuba, explains the “Robot Suit HAL” in a news conference held in the Ministry of Health, Labor and Welfare in Tokyo on Nov. 25. (Takahiro Takenouchi)
'Robot Suit HAL' gets nod as medical device to help patients walk
The health ministry has certified “Robot Suit HAL” as a medical device to help patients with intractable diseases regain mobility in their legs.
Proton beam equipment used at Hokkaido University Hospital (Asahi Shimbun file photo)
Trials begin on proton beam therapy for early-stage breast cancer
Researchers in southern Japan have begun clinical trials for a new treatment of early-stage breast cancer using proton beams instead of routine partial mastectomy.
The Asahi Shimbun
Ministry to certify ‘Robot Suit HAL’ as medical device to help patients walk
A health ministry panel on Nov. 10 for the first time approved a wearable, robotic suit for designation as a medical device to help patients with intractable diseases regain their walking abilities.
The National Cancer Center building in Tokyo's Chuo Ward (Asahi Shimbun file photo)
Researchers develop handy, accurate test for pancreatic cancer
Scientists at the National Cancer Center Research Institute in Tokyo have developed a highly accurate simple test kit for early detection of pancreatic cancer, which is difficult to treat.
A new device sends extremely small electric currents to the throat, making it easier to properly swallow food or drinks. (Etsuko Akuzawa)
Researchers: Device stimulates swallowing reflex, prevents pneumonia
A portable device that uses tiny electric currents to improve the swallowing reflex has gone on sale to help prevent pneumonia among elderly people and ailing patients, researchers said.
A man living alone in an apartment in Sakai, Osaka Prefecture, stares out at the evening twilight from the balcony of his unit on the 14th floor of the building. (Asahi Shimbun file photo)
Eating with others fights depression in lone elderly males, survey finds
Elderly males who live and often eat alone are about 2.7 times more likely to suffer from depression than other senior men who often dine with other people, an extensive national survey has found.
Laxative pills caused 3 deaths since 2012
Magnesium oxide pills consumed to ease constipation were responsible for three deaths and two dozen cases of adverse side effects over the past three-and-a-half years, the Pharmaceuticals and Medical Devices Agency said Oct. 20.
A health-care worker is injected with a vaccine for a new type of influenza in 2009. (Asahi Shimbun file photo)
Researchers hail test ‘panacea’ for type A flu in mice
Japanese researchers said a new vaccine for type A influenza virus tested on mice could be a silver-bullet breakthrough in the fight against the disease in humans.
A woman is vaccinated for cervical cancer in Tokyo's Tachikawa. (Asahi Shimbun file photo)
Virus that causes cervical cancer also triggers throat cancer, scientists say
Contrary to popular belief, smoking and drinking are not the sole causes of throat cancer, scientists have found.
A man smokes near a portrait of Mao Tse-tung hung on a replica of the Tiananmen Gate in Yinchuan in northwestern China's Ningxia Hui autonomous region on Oct. 8. (AP Photo)
Studies say 1/3 of young men in China to die from smoking
BEIJING--Research published in the medical journal The Lancet says one in three of all the young men in China are likely to die from tobacco, but that the number can fall if the men quit smoking.
The Radiation Effects Research Foundation in Hiroshima (Asahi Shimbun file photo)
Researchers: A-bomb radiation does not increase cancer mortality risk in 'hibakusha' children
Children whose parents were directly exposed to radiation from the 1945 atomic bombings have the same death rate from cancer as the general population, the latest study by a joint Japanese-U.S. research institute showed.
Satoshi Omura (Asahi Shimbun file photo)
Japanese, Chinese, Irish scientists win 2015 Nobel medicine prize
STOCKHOLM--William Campbell, Satoshi Omura and Youyou Tu jointly won the 2015 Nobel prize for medicine or physiology for their work against parasitic diseases, the award-giving body said on Oct. 5.
Oral contraceptives for women (Asahi Shimbun file photo)
Osaka team grabs sperm by the tail in hunt for male contraceptive
OSAKA--The chances of developing a male contraceptive have been boosted after researchers in Osaka crippled sperm cells by knocking their tails out of action in a lab test.
The Asahi Shimbun
Study: Radiation-related stress not easing among Fukushima mothers
FUKUSHIMA--Psychological stress from the accident at the Fukushima No. 1 nuclear plant has remained around the same level as in 2014 among mothers and children living in Fukushima city, a study found.
Primordial germ cells produced from human induced pluripotent stem (iPS) cells (Provided by Mitinori Saitou)
CiRA, Hitachi to produce, store iPS cells from healthy donors for research
To advance stem cell research, Kyoto University's Center for iPS Cell Research and Application (CiRA) and Hitachi Ltd. will be producing induced pluripotent stem (iPS) cells from healthy subjects and storing them in a cell bank.
Samples of yellowed and white false teeth made of zirconia produced by Tosoh Corp. Their characteristics are that they look natural. (Provided by Tosoh Corp.)
There's a new and growing market for false teeth
A mouth full of zirconia is apparently the way to go.
Scientists reduce malignant tumors in mice through iPS-based method
Japanese researchers have significantly shrunken the size of malignant tumors in mice by introducing immune cells derived from induced pluripotent stem (iPS) cells, a breakthrough that could lead to more effective cancer treatments.
Group A Streptococcus (Provided by the National Institute of Infectious Diseases)
Flesh-eating bacterium infections near 300 in Japan
A deadly flesh-eating bacterium has infected 284 people as of Aug. 16, already shattering Japan’s annual record and prompting advisories from health experts, according to the National Institute of Infectious Diseases.

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