It's common among people, like Walsh, who have Alzheimer's disease. For his wife, Karen, it was the first sign that something could be seriously wrong. "He was struggling to find words to complete the ...

Post-nasal drip occurs when excess mucus accumulates in the back of the throat or nose, primarily due to allergies, ...

She said: "If your nose is even slightly blocked and you tape your mouth shut, you may struggle to get enough oxygen, leading ...