WEDNESDAY, Aug. 18 (HealthDay News) -- With their enticing cool and minty flavor, menthol cigarettes have emerged as one of the most controversial products made by the tobacco industry.

(HealthDay News) -- Osteoporosis is a skeletal disease that causes bones to become thin, brittle and fragile. People who have it are at greater risk of fracturing their wrists, hips, spine and other bones.

(HealthDay News) -- Strep throat is a nasty infection, dubbed "strep" because it's caused by streptococcus bacteria.

WEDNESDAY, Aug. 18 (HealthDay News) -- A new method for screening for ovarian cancer appears to be 100 percent effective in early testing, researchers say.

WEDNESDAY, Aug. 18 (HealthDay News) -- Although it's long been thought that people with type 1 diabetes cease to produce any insulin after they've had the disease for a while, new research suggests that the insulin-producing beta cells destroyed by type 1 diabetes may actually be in a constant state of turnover, even in people who've had diabetes for decades.

WEDNESDAY, Aug. 18 (HealthDay News) -- Stress caused by social situations, such as giving a speech or going to a job interview, can affect some people's immune system in ways that harm their health, researchers have found.

WEDNESDAY, Aug. 18 (HealthDay News) -- People whose knees face outward may be at increased risk for osteoarthritis, new findings suggest.

WEDNESDAY, Aug. 18 (HealthDay News) -- Systems that remind hospital staff when to remove catheters from patients can reduce the rate of catheter-associated urinary tract infections by 52 percent, a new study has found.

WEDNESDAY, Aug. 18 (HealthDay News) -- Many black patients and women with chronic pain receive inadequate treatment for their pain while being treated by a primary care doctor, a U.S. study has found.

WEDNESDAY, Aug. 18 (HealthDay News) -- Quitting smoking, getting more exercise and losing weight could help many headache-prone teens ease their suffering, new research suggests.

WEDNESDAY, Aug. 18 (HealthDay News) -- Fibromyalgia sufferers may find relief from the chronic pain condition by doing tai chi, new research finds.

(HealthDay News) -- Here are the latest clinical trials, courtesy of ClinicalConnection.com:

WEDNESDAY, Aug. 18 (HealthDay News) -- An experimental drug for metastatic melanoma prolonged median survival from 6.4 months to 10 months, which, although seemingly small, represents a significant extension of life for this normally intractable disease, a new study found.

Here are some of the latest health and medical news developments, compiled by the editors of HealthDay:

WEDNESDAY, Aug. 18 (HealthDay News) -- The Mountain states region of the United States had the lowest average rate of potentially avoidable hospitalization for heart failure in 2006, according to a U.S. government report released Wednesday.

WEDNESDAY, Aug. 18 (HealthDay News) -- A nationwide outbreak of salmonella in eggs has sickened more than 250 people and led to a recall of more than 228 million eggs, according to news reports.

WEDNESDAY, Aug. 18 (HealthDay News) -- Palliative care is often thought of as a medical measure of "last resort."