The cells lining skin capillaries are constantly sending each other messages—tiny pulses of calcium that help regulate blood ...

The brain is perhaps the most sensitive organ with respect to changes in blood flow and oxygen supply. Even brief interruptions in capillary flow (or "stalling") can indicate acute neurological issues ...

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When we smell hot dogs, it may trigger memories of backyard barbeques or attending baseball games during childhood. During this process, the areas of the brain that control smell and long-term memory ...

New and unique shear stress patterns can occur in angiogenic capillary (new blood vessel growth) networks, according to a new study titled "Angiogenic microvascular wall shear stress patterns revealed ...

As COVID-19 seems to be making a comeback in many areas of the world, including Japan, a new study published on the preprint server medRxiv* in October 2020 shows the relevance of microsamples of ...

Medically reviewed by Soma Mandal, MD With petechiae, you may notice tiny red, purple, or brown spots that occur when capillaries break under your skin.Seek medical attention if petechiae appear ...