EL SEGUNDO — Chargers running back J.K. Dobbins declined to talk about his injured knee Thursday. Coach Jim Harbaugh would only say that Dobbins looked “good” in practice. Officially, the ...

DR is caused by high blood sugar levels that, over time, "affect the integrity of blood vessels, especially very small micro-vessels called capillaries," says Weidmayer. She explains that ...

Normally arteries take blood from the heart to the body. Blood with fresh oxygen and nutrients is brought through the arteries into very tiny vessels called capillaries. Through these tiny vessels, ...