1.
Why does prolonged stress often result in an increase in illnesses?

a typical stressful response is an increase in heart rate, and your blood vessels constrict. this is one of the reasons that chronic stress is associated with cardiovascular disease.

Interlink between the brain & the immune system. In fact, the psychological stress can induce the acute phase response commonly associated with some infections and tissue damage, and it increases the levels of the circulating cytokines and of the various biomarkers of inflammation.

all soils contain mineral particles, organic matter, water and air the combinations determine the soil's properties – its texture, structure, porosity, chemistry and color. soil is made up of different-sized particles. sand particles tend to be the biggest.

not 100% sure but i'm gonna say it's

retains water

fine grained

and is loose

your welcome

brainliest? (;