(HealthDay News) -- Nasal stuffiness and nosebleeds are common during pregnancy, due to inflamed nasal tissues triggered by hormonal changes and an increase in your body's production of blood.

(HealthDay News) -- The early stages of breast cancer may trigger few or no warning signs. But symptoms may become more obvious as the cancer grows.

THURSDAY, Oct. 27 (HealthDay News) -- Like many stroke survivors, Casey Gwinn received only rudimentary speech therapy after suffering a massive stroke at the age of 37.

THURSDAY, Oct. 27 (HealthDay News) -- Older people who walk more slowly than their peers may be at greater risk for complications and disability following surgery, according to a new study.

THURSDAY, Oct. 27 (HealthDay News) -- While smoking has long been linked to cancer, its frequent companion, drinking, may be as well, a new study suggests.

THURSDAY, Oct. 27 (HealthDay News) -- Children can face a lifetime of problems after suffering head injuries from falls, car accidents and other mishaps, according to a new study.

THURSDAY, Oct. 27 (HealthDay News) -- Nipple-sparing mastectomy is safe and effective for certain breast cancer patients and women who have their breasts removed because they're at high risk for breast cancer, according to a new study.

THURSDAY, Oct. 27 (HealthDay News) -- More children are being diagnosed with autism than ever before and now many of these children are graduating from high school and entering, or at least trying to enter, the workforce.

THURSDAY, Oct. 27 (HealthDay News) -- Women who undergo ovarian stimulation to produce extra eggs for in-vitro fertilization (IVF) are at increased risk for a type of growth known as "borderline ovarian tumors," new research suggests.

THURSDAY, Oct. 27 (HealthDay News) -- Huge amounts of fatty acids that circulate in the bloodstreams of pythons when they feed promote healthy heart growth, a finding that may lead to new ways to treat heart disease in people, researchers report.

THURSDAY, Oct. 27 (HealthDay News) -- People who live in poorer countries and in countries that spend less money on health care are more likely to suffer a fatal stroke than people who live in wealthier nations, researchers have found.

THURSDAY, Oct. 27 (HealthDay News) -- A new study warns that many young adults have undetected thickening of the arteries -- or atherosclerosis -- which can lead to heart disease, stroke and death.

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

THURSDAY, Oct. 27 (HealthDay News) -- Americans need to take action to reduce their risk of stroke, U.S. health officials said Thursday.

THURSDAY, Oct. 27 (HealthDay News) -- The premium new Medicare patients will pay for part B benefits in 2012 will be less than expected and the Part B deductible will also be $22 lower, U.S. health officials said Thursday.

THURSDAY, Oct. 27 (HealthDay News) -- Two aspirin a day may cut the risk of colon cancer by more than half in people who are predisposed to these types of tumors, new research suggests.

THURSDAY, Oct. 27 (HealthDay News) -- The U.S. Food and Drug Administration on Thursday said it "remains concerned" that a newer generation of birth control pills may raise the odds for serious blood clots more than older forms of the Pill.