Health Tip: Antibiotic Resistance Is Dangerous

(HealthDay News) -- Antibiotic resistance occurs when bacteria change in some way to survive despite a person's use of an antibiotic.

Health Tip: If You Have a Cold

(HealthDay News) -- The common cold is caused by a virus, which means it shouldn't be treated with an antibiotic. But there are things you can do to feel better.

Avoid Pregnancy for a Year After Weight-Loss Surgery: Review

FRIDAY, Jan. 11 (HealthDay News) -- Women should wait at least one year after having weight-loss surgery before they try to get pregnant, researchers say.

Kidneys Sometimes Removed Needlessly in Patients With Rare Genetic Disorder

THURSDAY, Jan. 10 (HealthDay News) -- Too often, patients with a relatively rare genetic disorder called tuberous sclerosis undergo unnecessary surgical removal of a kidney, experts say.

More Focused Radiation Treatment May Work Better Against Brain Tumors

FRIDAY, Jan. 11 (HealthDay News) -- Treating aggressive brain tumors called glioblastomas with smaller, more focused areas of radiation does not increase the likelihood of tumor recurrence, a new study finds.

Heart Muscle Cells Regenerate in Kids, Research Shows

FRIDAY, Jan. 11 (HealthDay News) -- Human hearts continue to generate new cells after birth, a finding that could lead to new ways to treat heart problems, researchers say.

Safe Ways to Relieve Your Young Child's Flu Symptoms

FRIDAY, Jan. 11 (HealthDay News) -- Flu season is especially bad in the United States this year, and young children with the flu tend to suffer more than others because they can't take over-the-counter medications to help relieve their symptoms.

Bullying Harms Kids With Autism, Parents Say

FRIDAY, Jan. 11 (HealthDay News) -- Nearly 70 percent of children with autism suffer emotional trauma as a result of bullying, according to a new study.

Marriage Might Lengthen Life

FRIDAY, Jan. 11 (HealthDay News) -- Here's yet another reason to get hitched and stay hitched: New research suggests that being single during midlife appears to raise the risk for premature death.

Health Highlights: Jan. 11, 2013

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

Cancer Society Suggests CT Lung Screening for Heavy Smokers

FRIDAY, Jan. 11 (HealthDay News) -- New recommendations from the American Cancer Society say that older current or former heavy smokers may want to consider low-dose CT scans to help screen for lung cancer.

Research Reveals Which Learning Methods Get an 'A'

FRIDAY, Jan. 11 (HealthDay News) -- Students, get out those flash cards: A new study finds that they may be a better study option than some of the more popular methods -- such as highlighting or rereading material.