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.
Leg cramps are involuntary contractions of the leg muscles that can be very painful. Most leg cramps occur suddenly with warning signals that include tingling and twitching of muscles before an abrupt pain follows. Severe cramps can cause swelling and soreness and may require massage and rest to aid recovery.