Medical alert systems are only as good as their monitoring centers. Select a medical alert provider from the top providers in the US. Compare Medical Guardian, Alert-1, LifeFone, ADT, Medical Care Alert and LifeStation. Maintaining independence as you age means you are able to help yourself while at home alone, so you'll need automatic fall detection along with a strong focus on service for customers including emergency service care. Choose the one that's right for you, a decision that could make the difference between life and death!