The term trigger point was coined in 1942 by Dr. Janet Travell to describe a clinical finding with the following characteristics: Pain related to a discrete, irritable point in skeletal muscle or fascia, not caused by acute local trauma, inflammation, degeneration, neoplasm or infection.
A fresh alkaline zinc battery can have an open-circuit voltage of 1.6 volts, but an iron-disulfide battery with an open-circuit voltage below 1.7 volts is entirely discharged.
Intro: Double Voltage of Your One AA Battery Device. A very simple method to get double output voltage within the space of a single AA battery. Useful for strengthen your single battery powered device, eg. flash light, ... Step 1: Reason. Sometimes you are not satisfy with the POWER of your single battery powered device, such as your dim tiny flash light, tooth polisher or the MOST common used ...