How does aspirin work to bring down a fever?
How does the skin detect solutions with a strong pH? Some burns are not apparent until a day later, so is there a difference between the physical discomfort and physical harm from chemicals?
How do helminthic infections alter the immune system?
What is the significant property of a drug that allows it to travel via the portal vein and not enter the lymphatic system?
What is the molecular reason for specificity of some pathogens to their mosquito vectors. As an example Plasmodium and Anopheles, why can’t it be transmitted by Aedes or Culex?
Hi, I'm puzzled about bone loss in atrophy. Is muscular action responsible for bone growth and size? If not, do atrophied limbs show the right bone girth that they would have if the limb were normal?
Why are the x-rays used in CT scans monochromatic?
If blood pressure rises with an asthmatic attack, is it due to the secondary inflammatory response releasing catecholamines, increasing heart rate, in conjunction with forced exhalation and the use of abdominal muscles increasing intrathoracic pressure which is conveyed to the great vessels and the heart, causing hypertension?
Why do people say "ahh" after taking a drink?

I think that sorbitol has a reputation that it does not deserve. Is sorbitol worse than the other six-carbon-sugar alcohols such as mannitol, xylitol, and sorbitol?