Diseases, Conditions, Syndromes

EXPLAINER: Alopecia affects millions, including kids

Millions of people around the world are affected by alopecia areata, an autoimmune disorder that causes hair loss and was thrown into the spotlight after actor Will Smith slapped comedian Chris Rock at the Oscars.

Genetics

On nutrition: Eating for your genes

In response to a recent column where I mentioned how genetic research is beginning to show us how our DNA may influence our dietary needs, reader Ann F sent me a slew of questions:

Neuroscience

Novel sensors enable precise measurement of dopamine

Dopamine is an important signaling molecule for nerve cells. Its concentration could not be precisely determined with both high spatial or temporal resolution until now. A new method has now made this possible: A research ...

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