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HealthDay News - January 21, 2016

Health Tip: Considering a Humidifier?

(HealthDay News) -- Dry, cold winter air may lead you to consider running a humidifier. But if you have allergies, the device may not be the best choice.

Health Tip: Dining Out With Food Allergies

(HealthDay News) -- Restaurants aren't off-limits if you have a severe food allergy, but you should plan ahead to make sure you stay safe.

Frail Seniors Face Increased Death Risk After Surgery, Study Suggests

THURSDAY, Jan. 21, 2016 (HealthDay News) -- Physical frailty among older people who have elective surgery is linked to a greater risk of death one year later, a new study suggests.

Parental Debt May Affect Kids' Behavior

THURSDAY, Jan. 21, 2016 (HealthDay News) -- The type of debt parents accrue might affect their child's behavior -- for better or worse, new research suggests.

Americans 100 and Older Are Living Even Longer Now

THURSDAY, Jan. 21, 2016 (HealthDay News) -- The more than 72,000 Americans who have celebrated 100 birthdays or more are now surviving longer, a new federal report shows.

Study Pinpoints Best Timing for Rectal Cancer Surgery

THURSDAY, Jan. 21, 2016 (HealthDay News) -- Researchers say they've pinpointed the best length of time to wait to perform surgery for rectal cancer after chemotherapy and radiation treatment have been completed.

More Evidence Preterm Birth Could Raise Autism Risk

THURSDAY, Jan. 21, 2016 (HealthDay News) -- According to a new study, very premature infants may have an increased risk of being diagnosed with autism by age 4, although the research questions just how high the odds are.

Zika Virus Likely to Spread to Southern United States, Experts Predict

THURSDAY, Jan. 21, 2016 (HealthDay News) -- As cases of the mosquito-borne Zika virus are spreading across central and South America and the Caribbean, experts say it's only a matter of time before the disease, which has been linked to an alarming increase in birth defects in Brazil, is transmitted within the United States.

Computer-Based Test Aims to Predict Dementia Risk

THURSDAY, Jan. 21, 2016 (HealthDay News) -- A new computer-based test might be able to predict a person's risk for dementia, just by analyzing the information family doctors gather during routine visits, a new study from Britain suggests.

Health Highlights: Jan. 21, 2016

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