What is TENS and unit?

A transcutaneous electrical nerve stimulation (TENS) unit is a device that sends small electrical currents to targeted body parts. These currents are used to relieve pain. TENS therapy subdues hyperalgesia, which is a high sensitivity to pain.

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Regarding this, what do three 9s mean?

Because over the course of a year, 99.9% uptime-or "three nines", in industry terms-adds up to more than eight hours of unplanned downtime. Correspondingly, who is angel number 9? The angel number 9 is a representation of age and knowledge. It emerges in your life when you have sufficient experience of life to take charge of your destiny. This number is a sign of maturity. Having angel number 9 is a divine gift from the angels themselves.

What do 4 nines mean?

Most services fall somewhere between 99% and 100% uptime. The industry generally recognizes this as very reliable uptime. A step above, 99.99%, or "four nines," as is considered excellent uptime. But four nines uptime is still 52 minutes of downtime per year. What does 2 threes mean? A situation in which the difference between two options is negligible, irrelevant, or unimportant; a decision where each option each is as viable or acceptable as the other.

In respect to this, what do 2s mean in tarot?

The twos are related to the High Priestess. As such they indicate duality, a pause between two choices or an attempt do two thing at once. Most importantly, they indicate instinctual knowledge. What do 6s mean in Tarot? Sixes are the restoration of balance and harmony after the upsets of the fives. These cards predict an exchange, a give and take that results in a new equilibrium. It may not last, but for that moment, everything is stable.