(HealthDay News) -- Getting daily exercise is a practice that should begin in childhood, many experts say.

(HealthDay News) -- Over-the-counter pain relievers can be a quick and easy option to manage pain, but they may not safe for everyone.

TUESDAY, July 19 (HealthDay News) -- A new study finds that it takes longer to create do-not-resuscitate orders when someone other than the patient is making the decision, even though many of the patients in these cases are sicker than patients able to make their own decisions.

TUESDAY, July 19 (HealthDay News) -- People who are happy or have a positive attitude while shopping are able to decide what they like or don't like more quickly and consistently, new research shows.

TUESDAY, July 19 (HealthDay News) -- A large waist size is unhealthy for anyone, but for kidney disease patients, those extra pounds around the middle may double the risk of dying, a new study reports.

TUESDAY, July 19 (HealthDay News) -- Following up on previous research showing that people who have practiced meditation for a long time have more gray matter in their brains, a small new study finds that their brains also shrink less as they age and they have stronger connections in the brain itself.

TUESDAY, July 19 (HealthDay News) -- "Broken heart syndrome" -- a temporary form of acute heart failure caused by a sudden weakening of the heart muscle -- may affect more people than previously thought, a new study suggests.

TUESDAY, July 19 (HealthDay News) -- Older adults who keep active may be helping to reduce their odds of losing their mental abilities, two new studies suggest.

TUESDAY, July 19 (HealthDay News) -- More than half of Alzheimer's cases globally could be prevented if modifiable risk factors such as depression, obesity and smoking were eliminated, either with lifestyle changes or treatment of underlying conditions, new research suggests.

TUESDAY, July 19 (HealthDay News) -- Between 2002 and 2009, the number of cesarean deliveries rose significantly, from 27 percent of births to 34 percent, finds a new report based on information from 19 U.S. states.

TUESDAY, July 19 (HealthDay News) -- The antidepressants most often prescribed to treat depression in dementia patients provide no appreciable relief, and may raise the risk for serious side effects, new British research suggests.

TUESDAY, July 19 (HealthDay News) -- Married men or those in common-law relationships seek medical care for heart attacks sooner than men who are single, divorced or widowed, according to a new study by Canadian researchers.

TUESDAY, July 19 (HealthDay News) -- A new study provides evidence that stress from domestic violence during pregnancy may make offspring more prone to stress as an adult.

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

TUESDAY, July 19 (HealthDay News) -- In some states, it's already a requirement that restaurants with numerous locations must post the calorie counts of their foods. And, soon, federal law will require more restaurants across the country to provide such information to its patrons.

TUESDAY, July 19 (HealthDay News) -- People with heart disease who stop taking their daily low-dose aspirin may put themselves at a greater risk of having a heart attack, a new study finds.

TUESDAY, July 19 (HealthDay News) -- Giving the ovaries a rest when young women with breast cancer are undergoing chemotherapy may help prevent early menopause and preserve fertility.

TUESDAY, July 19 (HealthDay News) -- Women in the United States could have their birth control covered by insurance companies, free of co-pays, if provisions of a new report are enacted as part of last year's landmark health-reform law.