Health Tip: How a Pacemaker Helps the Heart

(HealthDay News) - A pacemaker is a small, battery-powered device that is implanted in the skin of the chest or abdomen, and helps regulate the heartbeat.

  Health Tip: Managing After a Miscarriage

(HealthDay News)- The aftermath of a pregnancy loss is an extremely difficult and frustrating time for the affected couple.

  Smokers at Increased Risk of Aneurysm Recurrence

FRIDAY, March 28 (HealthDay News) -- Smokers with a brain aneurysm who are treated with coil embolization are more likely than other patients to develop another aneurysm, according to a U.S. study.

  Key Protein Limits Damage of Heart Attack

FRIDAY, March 28 (HealthDay News) -- A signaling protein called Gi plays a critical role in protecting the heart during a heart attack, say researchers at Thomas Jefferson University in Philadelphia.

  Poor Sense of Smell May Be Early Sign of Parkinson's

FRIDAY, March 28 (HealthDay News) -- An impaired sense of smell could be an early indicator of Parkinson's disease, occurring up to four years before motor skill problems appear, recent research shows.

  Hormone Combo May Provide Reversible Male Birth Control Tool

FRIDAY, March 28 (HealthDay News) -- A combination of testosterone and progestin suppresses sperm production faster and more completely than testosterone alone, according to an analysis by an international team of researchers.

  Dads' Substance Use Hurts Expectant Moms' Efforts to Quit

FRIDAY, March 28 (HealthDay News) -- Men typically continue to smoke and drink while their female partner is pregnant and after she's given birth, which can make it difficult for women to stop smoking and drinking during pregnancy and more likely to resume such habits after their child is born, a University of Washington study says.

  Biomarker May Signal HIV Progression

FRIDAY, March 28 (HealthDay News) -- Researchers at Temple University think they may have found a blood marker that denotes the progression of the virus that causes AIDS.

  Lung Capacity Declines Faster With Diabetes

FRIDAY, March 28 (HealthDay News) -- Diabetes, the leading cause of heart disease, stroke, blindness, kidney failure and non-traumatic amputations, can also cause the lungs to deteriorate quicker than they normally do with age, a new study shows.

  Once-Daily Insulin Shot Proves Effective in Study

THURSDAY, March 27 (HealthDay News) -- Researchers report that a once-daily shot of insulin appears to control blood sugar levels in people with type 2 diabetes just as well as injecting insulin three times a day.

  Family Study Associates Pesticide Use With Parkinson's Risk

FRIDAY, March 28 (HealthDay News) -- Parkinson's disease has been linked to exposure to pesticides in a new study comparing people with the neurological disorder and their unaffected relatives.

  Premature Delivery Linked to High Cholesterol in Moms Later

FRIDAY, March 28 (HealthDay News) -- Giving birth early seems to increase a woman's risk of having high cholesterol later, a new study shows.

  Breech Birth May Be Determined by Genes

FRIDAY, March 28 (HealthDay News) -- If one or both parents were born bottom first or feet first -- called a breech delivery -- their children are twice as likely to be born the same way, Norwegian researchers report.

  New Drugs No Better Than Older Ones for Schizophrenia

FRIDAY, March 28 (HealthDay News) -- Newer, so-called second-generation antipsychotics are no better than the older drug haloperidol in treating a first episode of schizophrenia, a new study finds.

  Clinical Trials Update: March 28, 2008

(HealthDay News) -- Here are the latest clinical trials, courtesy of Thomson CenterWatch:

  Health Highlights: March 28, 2008

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