THURSDAY, Aug. 26 (HealthDay News) -- Imagine suffering from a chronic illness that challenges you every single day. You have aches and pains, difficulty getting around and sometimes suffer from surprising decreases in energy. You take fistfuls of medication for relief and endure countless medical procedures to keep the illness from progressing.

THURSDAY, Aug. 26 (HealthDay News) -- Autumn may be waiting in the wings, but the continuing summer heat and humidity means that you need to be careful when exercising outdoors.

(HealthDay News) -- Hip bursitis is a painful condition that occurs when the bursa, a soft sac that cushions the hip joint, becomes inflamed.

(HealthDay News) -- When training your little one to use the potty, it's best to start with a plan and a few guidelines.

THURSDAY, Aug. 26 (HealthDay News) -- Bloodhounds, you've now got some unusual company: Trained mice were able to detect bird flu in ducks, according to novel research.

THURSDAY, Aug. 26 (HealthDay News) -- A bout of exercise can worsen the aches of American military veterans suffering from chronic musculoskeletal pain, a small new study shows,

THURSDAY, Aug. 26 (HealthDay News) -- The quality of pain, not its intensity, should be a key assessment tool for doctors, a new study on carpal tunnel syndrome contends.

THURSDAY, Aug. 26 (HealthDay News) -- Natural and man-made disasters are difficult for any person to endure, but researchers point out that these situations are particularly tough on people with disabilities and mental disorders.

THURSDAY, Aug. 26 (HealthDay News) -- Blueberries and blackberries have high levels of antioxidants, which help the body deal with potentially dangerous cellular oxidation, but scientists say they've also found a cheaper source of antioxidants for consumers: black rice.

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

THURSDAY, Aug. 26 (HealthDay News) -- Hens at the two Iowa farms at the center of the recall of more than half a billion eggs linked to salmonella are still laying millions of eggs a day. And those eggs will end up in food products ranging from salad dressings to cookie dough to cake mixes.

(HealthDay News) -- Here are the latest clinical trials, courtesy of ClinicalConnection.com:

THURSDAY, Aug. 26 (HealthDay News) -- Exposure to the plastics chemical bisphenol A (BPA) can affect men's testosterone levels, a new study has found.

THURSDAY, Aug. 26 (HealthDay News) -- Doctors who are atheist or agnostic are almost twice as likely as their religious counterparts to make medical choices that can end a terminally ill patient's life more quickly, a new British study reveals.

THURSDAY, Aug. 26 (HealthDay News) -- Over the past 30 years, the number of annual flu-related deaths in the United States has ranged from a low of about 3,300 to a high of about 49,000.

THURSDAY, Aug. 26 (HealthDay News) -- U.S. health investigators say they've found positive samples of salmonella bacteria in feed given to chickens at the two farm enterprises implicated in the ongoing egg recall.