Answer: You can have 50 geo-fences for each GPS vehicle tracking device and 50 global geo-fences per account. Each geo-fence is square and centered around an address that you specify.
1 Almost everyone experiences a muscle cramp at some time in their life. 2  There are a variety of types and causes of muscle cramps. 3  Numerous medicines can cause muscle cramps. 4  Most muscle cramps can be stopped if the muscle can be stretched.
Muscle cramps. This sudden, tight, intense lower leg pain is often caused by muscle fatigue, heat or dehydration. Muscle cramps are more common among older people, endurance athletes or athletes who are not well conditioned. In most cases, you can ease muscle cramps by stopping whatever triggered them.