Its obviously a snail.
A Snail
water,car,computer,snail
The Achilles tendon .
To perform a straight leg raise without worsening back pain, lie on your back with one leg bent and the other straight. Slowly lift the straight leg up, keeping your back flat on the ground. Stop if you feel any pain and only raise your leg as far as you can comfortably. Strengthening your core muscles can also help support your back during this exercise.
Since the animal carries its house on its back, it is clearly one of the commonly known animals snail or turtle. Then, by looking at the beginning of the riddle, you know that the animal doesn't have any legs, so the animal is a snail.
Get into a position like a lunge with one leg forward and bent, and the other leg stretched straight back. Then, bend you torso back and push your back leg down without bending your knee. You should feel a stretch in the front hip area of your straight leg.
The sciatic nerve runs from the lower back, through the buttocks, and down the back of each leg.
The sciatic nerve is located in the lower back and runs down the back of each leg.
The sciatic nerve is the largest nerve in the body that runs from the lower back down the back of each leg. When this nerve is compressed or irritated, it can cause back pain and leg discomfort, known as sciatica. This can result in symptoms such as shooting pain, numbness, or tingling in the back, buttocks, and legs.
The sciatic nerve runs from the lower back down the back of each leg in the human body.
weakness is in the back of the leg
the thing that causes numbness is wen the leg is not moved for a long time or too much exercise without message afterwards