(HealthDay News) -- Atherosclerosis occurs when plaque -- a combination of fat, cholesterol and calcium deposits -- builds up inside arteries.

(HealthDay News) -- Adults, children and even infants can have gastroesophageal reflux disease (GERD).

WEDNESDAY, July 6 (HealthDay News) -- Brief, voluntary and non-judgmental conversations with teens about marijuana use may significantly reduce their use of the drug, according to a new study.

WEDNESDAY, July 6 (HealthDay News) -- Move over, Lyme disease: Another tick-borne illness is on the rise in various parts of the country, and this one can kill.

WEDNESDAY, July 6 (HealthDay News) -- Women, older people and minorities are under-represented in lung cancer drug trials in the United States, according to a new study.

WEDNESDAY, July 6 (HealthDay News) -- Children who live in low-income homes, with single-parents and in cities are more likely than other children to walk or cycle to school, according to a new study.

WEDNESDAY, July 6 (HealthDay News) -- Men are better than women at determining the location of a sound in a noisy setting, a talent that may have developed through evolution, researchers say.

WEDNESDAY, July 6 (HealthDay News) -- People who experience serious adversity early in life and those who've had prior episodes of depression become more easily depressed than others when confronted with relatively minor misfortunes, researchers say.

WEDNESDAY, July 6 (HealthDay News) -- For the millions of Americans with chronic low back pain, a silver bullet to alleviate the condition has yet to be identified, a new study suggests.

WEDNESDAY, July 6 (HealthDay News) -- Being satisfied with your life can be good for your heart.

WEDNESDAY, July 6 (HealthDay News) -- An estimated 20 percent of breast cancer patients in the United States who receive radiation after they undergo breast-conserving surgery may not have their radiation treatments recorded in a federal database, a new study suggests.

WEDNESDAY, July 6 (HealthDay News) -- Simpler and shorter treatment with antibiotic drugs could help prevent full-blown tuberculosis in millions of people worldwide infected with the bacterium that causes TB, especially those also infected with HIV, researchers report.

TUESDAY, July 5 (HealthDay News) -- Cuddling and caressing help boost satisfaction in long-term relationships, according to a new study of middle-aged and older couples.

WEDNESDAY, July 6 (HealthDay News) -- The next time you indulge in a juicy steak or a hot fudge sundae, consider this: The high you get from eating all that fat may be related to the one you might feel if you smoked marijuana.

WEDNESDAY, July 6 (HealthDay News) -- The heart failure drug Natrecor (nesiritide) is ineffective and linked to increased rates of potentially dangerous low blood pressure, a new study finds.

WEDNESDAY, July 6 (HealthDay News) -- Hopes that breast-feeding can reduce flare-ups of multiple sclerosis have been dimmed by recent research in Italy.

WEDNESDAY, July 6 (HealthDay News) -- Airline pilots who have long commutes to work may suffer from debilitating fatigue that could hamper their flying performance, a new report suggests.

WEDNESDAY, July 6 (HealthDay News) -- A new government report on the health and well-being of America's children brings forth some good news: Fewer teens are having babies or engaging in binge drinking, preterm birth rates are dropping and deaths from injury are declining.