The Hub and Spigot are two types of fitting on either end of a pipe. At one end you have the Hub (Socket) fitting; which is a female end of a fitting designed to accept pipe or a SPIGOT connector. At the other end you have the Spigot fitting; which is a male end of a fitting designed to be used inside another fittings Socket (or Hub) end.
Most headaches are tension headaches. These headaches tend to happen again and again, especially if you are under stress. They are not usually a sign of something serious. But they can be very painful and hard to live with. Tension headaches can last from 30 minutes to 7 days. If you have a headache on 15 or more days each month over a 3-month period, you may have chronic tension headaches. This type of headache can lead to stress and depression, which in turn can lead to more headaches.
Cluster headache is far less common than migraine headache or tension headache. Cluster headaches begin far more dramatically, however, and remain quite unique in their course over time. As the name suggests, the cluster headache exhibits a clustering of painful attacks over a period of many weeks.The pain of a cluster headache peaks in about 5 minutes and may last for an hour.luster headaches begin far more dramatically, however, and remain quite unique in their course over time. As the name suggests, the cluster headache exhibits a clustering of painful attacks over a period of many weeks. The pain of a cluster headache peaks in about 5 minutes and may last for an hour.