The hamstrings are in a connected line of pull from the pelvis via the sacrotuberous ligament structure to the sacrum, up the back extensor muscles all the way over the skull to the eyebrows. Also in the opposite direction, the hamstrings are part of a line of pull that connects down to the plantar surface of the feet. The hamstrings and muscles of the back body create a line of pull that keeps us upright and the tension in the back keeps the shock absorbing curves strung.
If you store them in air-tight bottles that are not opened day-in day-out, you can expect your e-juice to last anywhere from 12 to 24 months. However, there are other factors in play like the purity of the nicotine used, the quality of the flavoring and the manufacturing process.
Most other foods last a long time. 1. Water stored to last at least 7 days, at one gallon per day per person. (If you buy cases of l/2 litres - you can buy enough to last a couple of months) Recently, people are saying that water in plastic is toxic, so store water in glass if possible. Homeland Security recommends 7 days for survival, but in recent years, some people don't have electricity or heat for.