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medicine

Take precautions during laser hair removal, researchers advise

By Marilynn Larkin (Reuters Health) – The smelly “burning hair” smoke released during laser hair removal could be a health hazard, especially for people with heavy exposure to it, researchers report. The smoke contains chemicals that irritate the airways and are known to cause cancer, Dr. Gary Chuang told Reuters Health by email. Chuang, of the David Geffen School of Medicine at the University of California, Los Angeles, and colleagues also measured the concentrations of very fine particles in the plume that could be easily inhaled.

Testosterone gel boosts sexual desire and activity in older men

By Andrew M. Seaman (Reuters Health) – Older men with low testosterone levels and scant desire for sex report more interest and more sexual activity after testosterone therapy, according to a new study. Compared to men using a fake testosterone gel, those using real medication for one year improved on 10 out of 12 measures of sexual activity, researchers found. “There was a notable clinical difference in sexual function and desire,” said lead author Dr. Glenn Cunningham, of Baylor College of Medicine and Baylor St. Luke’s Medical Center in Houston, Texas.

U.S. scientists say uncertainties loom about Ebola’s transmission, other key facts

By Sharon Begley (Reuters) – Even as government officials express confidence that researchers know the key facts about Ebola, many questions crucial to preventing an outbreak in the United States remain unanswered, scientists told a workshop at the National Academy's Institute of Medicine in Washington on Monday. Virtually all the unknowns have practical consequences, participants emphasized, making it foolish and perhaps dangerous to base policy on weak science. …