A health condition that affects an individual’s ability to breathe well, often associated with other conditions such as emphysema and chronic bronchitis. Symptoms include: wheezing, chest tightness, shortness of breath, and large amounts of mucus that collect in the lungs.

Sym...

Dementia describes a group of symptoms associated with a decline in memory, reasoning or other thinking skills.

• Many different types of dementia exist, and many conditions cause it. 
• Mixed dementia is a condition in which brain changes of more...

Researchers haven’t identified a definitive cause for migraines. However, they have found some contributing factors that can trigger the condition. 

• This includes changes in brain chemicals, such as a decrease in levels of the brain chemical