SUNDAY, Aug. 21 (HealthDay News) -- The children of disadvantaged, unhealthy mothers in the United States have many more health problems than children of disadvantaged mothers who are relatively healthy, says a new study.

SUNDAY, Aug. 21 (HealthDay News) -- Large numbers of less-educated white Americans are abandoning religion, a new study says.

SUNDAY, Aug. 21 (HealthDay News) -- The apparent discovery of a common cause of all forms of amyotrophic lateral sclerosis (ALS) could give a boost to efforts to find a treatment for the fatal neurodegenerative disease, a new study contends.

SUNDAY, Aug. 21 (HealthDay News) -- An experimental drug that's shown promise against ovarian cancer caused by mutations in the BRCA1 or BRCA2 genes may also be effective against ovarian cancer not caused by those gene mutations, according to a new study.