In some cultures in the Northern Hemisphere, the astronomical March equinox (varying between 19 and 21 March) is taken to mark the first day of spring, and the Northern solstice (around 21 June) is taken as the first day of summer. In other traditions, the equinox is taken as mid-spring.
Circulation problems that cause dizziness. You may feel dizzy, faint or off balance if your heart isn't pumping enough blood to your brain. Causes include: 1  Drop in blood pressure.
Tension headaches, caused by muscle tension, are marked by pain, pressure and tightness around the head. Low blood pressure (hypotension) Low blood pressure, or hypotension, can make you feel lightheaded and dizzy. Medication reaction or side-effect. Medication side effects include nausea, vomiting, stomach upset, weakness, dizziness, seizures, and more. Chronic kidney disease. Chronic kidney disease is a condition of the kidneys that can cause high blood pressure, fatigue, and weakness.