Health

How air pollution affects the digestive system

Fine air particles, less than 2.5 micrometers in diameter (PM2.5), are a major air pollutant linked to various health problems. These particles can travel deep into the lungs and even enter the bloodstream when inhaled. Recent ...

Genetics

Body-wide molecular map explains why exercise is so good for you

Exercise—it's associated with increased muscle strength, improved heart health, lower blood sugar and just about every other physical improvement you can name. But how does regularly puffing away on a treadmill, biking ...

Oncology & Cancer

How unique immune cells can recognize and destroy tumors

Gamma delta T cells, a special type of cell in the immune system, are incredibly effective at recognizing and killing cancer cells. Cancer patients with higher levels of these T cells in their tumors tend to fare better than ...

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