(Berkeley Lovelace Jr./ NBC News) — Air quality advisories were in effect for 110 million people in the United States on Wednesday morning, ranging from New Hampshire to South Carolina and covering the Northeast, including Boston, New York City and Philadelphia.

In the Northeast, the poor air quality is the result of wildfires  …

(Corrie Pelc/ Medical News Today) — According to recent research, one in 10 Americans ages 65 and older has dementia — a group of diseases that impair the way the brain functions.

Although there is no cure for dementia, scientists have identified 12 modifiable risk factors that   …

(Richard Haridy/ New Atlas) — A new study published in the journal Gut Microbes is the first to investigate the relationship between air pollution and a baby’s developing gut microbiome. The research found exposure to air pollution in the first six months of life is associated with a gut microbiome composition linked  …

(Saumya Kalya/ The Swaddle) — Long-term exposure to air pollutants can greatly increase the risk of developing dysmenorrhea, a condition in which people experience severe cramps and period pain, according to a new, important study that decodes the role air pollution plays in menstrual cycle function.

Dysmenorrhea is  …