Despite a late spring, summer allergy season will be strong, sinus expert says

Authors say it defines disorders more concisely; critics say it will lead to over-diagnosis and unnecessary treatments

Alcohol affects them differently, so safe limits are lower for women

Small study didn't find effect in former or never-smokers

Experimental app shaves critical seconds off smartphone transmissions of EKG images, study says

By 50, arteries stiffen, increasing risk of death from heart disease, researchers say

Knowledge of performer's sexual orientation may not affect viewer perceptions, study finds

Long-term study followed working-class British males

Many ob/gyn residents would like specialized training but don't get it, study finds

Comparison of 18 offices finds wide range of success in tackling smoking, cholesterol, blood pressure

People with left-brain dominance tend to listen with right ear, and vice-versa, study finds

Procedure recommended to treat aggressive liver cancer

Risk rose steeply if a parent had been addicted to alcohol or drugs, study found

Although risk is still low, Australian study found it nearly doubled for depressed women in their 40s and 50s

Michigan hit hardest; experts can't rule out new, localized infections

Suicidal thoughts more likely for kids victimized over sexual orientation, research finds

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