Females have one active X chromosome and one dormant X chromosome in each cell. But a study suggests that genes on the ...

As more millennial women reach their late 30s and 40s, they're experiencing the first symptoms of perimenopause and turning to social media to share and remind others they aren’t alone.

Bone density is critical for our posture and safe movement. When you have dense bones, you're much less likely to fracture a bone when you fall, says Dr. Nasim A. Chowdhury, chief of rehabilitation ...