What i leaned in college many years ago is a BMI of 30% is considered Obese and places you at risk for developing type 2 diabetes
These are arteries, which prevent the backflow of blood because the walls have little muscle to pump blood into the capillaries.
Right vertical blood pumping
left vertical blood pumping
They are the Muscles of the Arm<span />
UV (ultra violet) light, salt and chlorine water can cause hair to become dry and brittle. I hope this was the answer you were looking for! Peace out! <3