Pollen Increasing at Feverish Pace, Study Finds

FRIDAY, Nov. 9 (HealthDay News) -- Many people believe that this was the worst year for hay fever, but seasonal allergies will get worse as pollen counts more than double over the next 28 years, a new study predicts.

Better Economic Status Tied to Peanut Allergy in Kids: Study

FRIDAY, Nov. 9 (HealthDay News) -- Children in more affluent families are more likely to develop peanut allergy, a preliminary study suggests.

Study: Allergies Need to Be Taken Seriously

FRIDAY, Nov. 9 (HealthDay News) -- The number of emergency room visits and hospitalizations caused by a life-threatening allergic reaction called anaphylaxis could be reduced if people with allergies took proper preventive measures, according to a new study.

Black Women With Both HIV, Hep C Less Likely to Die From Liver Disease

FRIDAY, Nov. 9 (HealthDay News) -- Black women infected with both hepatitis C virus (HCV) and HIV are less likely to die from liver disease than white or Hispanic women with the two infections, a new study finds.

U.S. Med Students May Be Undereducated on Obesity

FRIDAY, Nov. 9 (HealthDay News) -- U.S. medical schools do a poor job of teaching students how to deal with weight issues in obese patients, according to a new study.

Health Tip: Get Fit This Fall

(HealthDay News) -- The crisp fall weather and colorful leaves make great reasons to get outside and exercise.

Health Tip: Eat Enough Legumes

(HealthDay News) -- Beans, peas and lentils are examples of legumes -- nourishing foods that pack a lot of energy.

Another Study Links 'Sexting' to Sexual Activity in Teens

FRIDAY, Nov. 9 (HealthDay News) -- A new study of Dutch teens finds that few of them frequently engage in risky online activity related to sex, such as sending naked photos to strangers and searching for sex partners, but those who do are more prone to have casual sex in real life.

Exercise a Likely Tool for Parkinson's Patients

FRIDAY, Nov. 9 (HealthDay News) -- Patients with Parkinson's disease can improve walking, muscle strength and fitness with moderate exercise, a new study finds.

Good Feelings About Ex-Employer May Boost Self-Esteem in Jobless

FRIDAY, Nov. 9 (HealthDay News) -- Unemployed people who still identify with their former employer report greater well-being than those who do not have this positive connection from their past, according to a new study.

Women's Respiratory Symptoms May Vary With Menstrual Cycle

FRIDAY, Nov. 9 (HealthDay News) -- Women's respiratory symptoms -- such as wheezing, coughing and shortness of breath -- vary significantly during different stages of the menstrual cycle, a new study says.

Pregnant Women With Bipolar Disorder May Have Higher Risk of Premature Birth

FRIDAY, Nov. 9 (HealthDay News) -- Women with treated and untreated bipolar disorder are more likely to give birth prematurely -- before 37 weeks -- and have other pregnancy and birth complications, according to a new study.

Lone Star Tick Bite Might Trigger Red Meat Allergy: Study

FRIDAY, Nov. 9 (HealthDay News) -- New research adds to a growing body of evidence that suggests certain tick bites may cause even the most seasoned of carnivores to develop an allergy to red meat.

Doctors Often Misinterpret Patients' Wishes, Study Says

FRIDAY, Nov. 9 (HealthDay News) -- Doctors often ignore or misunderstand what patients want in terms of treatment, and this "preference misdiagnosis" can be harmful to patients, experts say.

Study Ties Obesity-Related Gene to Weaker Memory

FRIDAY, Nov. 9 (HealthDay News) -- In middle-aged people, a link may exist between weakened memory and genetic traits associated with obesity, raising the possibility that extra pounds change how our brains work, a new study suggests.

Some Kids May Overcome or Outgrow Egg Allergy, Study Suggests

FRIDAY, Nov. 9 (HealthDay News) -- Early new research offers some hopeful findings for parents of children with food allergies.

Health Highlights: Nov. 9, 2012

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

Hip Surgery Increases Stroke Risk in Older Patients: Study

FRIDAY, Nov. 9 (HealthDay News) -- Patients who undergo total hip replacement are at greatly increased risk for stroke in the first few weeks after their surgery, a large new study says.

Steroid-Meningitis Toll Now 32 Dead, 438 Sickened, CDC Says

FRIDAY, Nov. 9 (HealthDay News) -- Thirty-two people have now died and 438 have been sickened in the fungal meningitis outbreak linked to tainted steroid injections, U.S. health officials reported Friday.