Magnesium ions regulate over 300 biochemical reactions in the body through their role as enzyme co-factors. They also play a vital role in the reactions that generate and use ATP, the fundamental unit of energy within the bodyâs cells.
Daylight Hours: 13 hours, 11 minutes (+2m 13s) The Sun's altitude in Virginia Beach today. The horizontal line signifies the horizon, the vertical lines show the times of sunrise and sunset. Altitude and heading are displayed in a separate box. The graph defaults to current time.
On average, there are 198 sunny days per year in Fairfax, Virginia. The July high is around 87 degrees. The January low is 24. Sperling's comfort index for Fairfax is a 50 out of 100, where a higher score indicates a more comfortable year-around climate.