Don't Let Migraines Ruin Your Holidays

THURSDAY, Dec. 26, 2013 (HealthDay News) -- The holidays can challenge the estimated 30 million migraine sufferers in the United States as they try to deal with crowds, travel delays, stress and other potential headache triggers.

Facebook Faux Pas: Awkward! Or Maybe Not

THURSDAY, Dec. 26, 2013 (HealthDay News) -- If you spend much time on Facebook untagging yourself in unflattering photos and embarrassing posts, you're not alone.

Health Tip: When Sore Muscles Warrant a Call to the Doctor

(HealthDay News) -- Muscle soreness can develop as you challenge yourself physically, but certain warning signs warrant a call to the doctor.

Health Tip: Help Boost Your Immune System

(HealthDay News) -- Eating a healthy diet can help strengthen your immune system to ward off illness.

U.S. Spends 5 Times More Than U.K. on Antibiotics for Kids: Study

THURSDAY, Dec. 26, 2013 (HealthDay News) -- Antibiotics for children that are covered by private insurance cost five times more in the United States than in the United Kingdom, where costs are covered by a government universal health plan.

Tanning Salons Now Outnumber McDonald's Outlets in Florida: Study

THURSDAY, Dec. 26, 2013 (HealthDay News) -- Skin cancer researchers report in a new study that in the sunny state of Florida, tanning salons now outnumber McDonald's fast-food restaurants.

Could Brain Thickness Point to Stronger Religious Belief?

THURSDAY, Dec. 26, 2013 (HealthDay News) -- Higher levels of self-professed spiritual belief appear to be reflected in increased thickness of a key brain area, a new study finds.

White House Extends Insurance Enrollment Deadline for Second Time

TUESDAY, Dec. 24, 2013 (HealthDay News) -- The Obama Administration on Tuesday once again extended the deadline for people to register for health insurance coverage on Healthcare.gov.

Study Questions Value of Common Knee Surgery

THURSDAY, Dec. 26, 2013 (HealthDay News) -- Improvements in knee pain following a common orthopedic procedure appear to be largely due to the placebo effect, a new Finnish study suggests.

Health Highlights: Dec. 26, 2013

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