Some Signs you may have it: Restlessness, excitement, higher libido and for some... depression.

Partly due to exponential change in daylight leading to hormonal shifts, temperature change,

In Northern Hemisphere the start of Spring has already begun!

1. Solar Spring (February 7th) this is taken from Chinese custom to observe the Sun's annual motion, the change of seasons and astronomy. It serves us well to take note of this and practice "seasonal habits" for a year long healthy daily routine.

There is a noticeable and marked change in daylight now

(+2.5-3.0min/d- February, March, April)

This change in daylight which happens at spring’s arrival and several studies have shown a link between seasonal variations in day length and changes in melatonin (the hormone that plays a role in regulating the sleep-wake cycle) and serotonin (that “feel-good” hormone linked to mood, appetite, energy balance and sleep).

2. Metrological Spring: tied to weather pattern changes (March 1st)

As the climate shifts and challenges old man winter to loosen his grip...

"in like a lion, out like a lamb" you'll see average temperatures moderate, wind patterns and intensity shift, jet stream fluctuations.

Annual temperature cycles are recognized.

3. Astronomical Spring: Vernal Equinox the classical the "official start" of Spring (March 20 this year) corresponds with seasonal constellation observations. The sun at this time is directly over the equator.