Breaking Barriers: How Iron Deficiency Can Alter Mammal Sex Determination

A groundbreaking study on mice reveals that a mother’s iron deficiency can alter sex determination, challenging the belief that genetics alone dictates this trait. This discovery highlights the profound impact of environmental factors on biology and raises questions about nutrition’s role in development.

Navigating Uncertainty: Dr. Jay Butler’s Departure from CDC Sparks Health Policy Debate

Dr. Jay Butler, Alaska’s former chief medical officer, has resigned from the CDC amid agency turmoil under the second Trump administration. His departure raises questions about public health policy and the balance between science and politics, highlighting the need for trust and transparency in national health leadership.