John Jackson, analyst at IDC, said BlackBerryâs decision to stop making devices was âentirely sensible and probably overdueâ. CMC Markets said the death of the BlackBerry handset marked the end of an era for a company once considered one of the worldâs major smartphone vendors.
The damage to glomerular artery and nephrons due to hypertension is focal, but kidney function decline in the late term is progressive. On one hand, high blood pressure can impair kidneys, and kidney damage aggravates hypertension; they two form a vicious circle, and cause pathological changes in normal small artery and nephrons. On the other hand, hypertension induced nephrons injury can cause compensatory high perfusion and high filtration in remaining normal nephrons.
Hypertension Headaches. Hypertension, also called high blood pressure, occurs when the force of the blood flow inside the arteries is elevated. Some people experience headaches when their blood pressure is elevated, which has caused many doctors and researchers to tie hypertension to the headaches. However, hypertension hasnât been definitely linked to headaches. Hypertension often doesnât cause symptoms for years, which is why itâs called the silent killer.