<span>Maintaining friendships or other relationships with supportive and caring people is the best and most realistic way to attaining and maintaining mental and emotional health. Depending on the level of mental or emotional illness, it might prove quite impossible for someone to maintain their own health merely by being popular, "strong inside", or physically fit. Although physicality does play a role in mental well being, one must have an external support system in place to bolster and reinforce any internal strides made toward wellness.</span>
If someone comes to work hungover everyday, it is very possible to lose your job. They probably cant do their job if they have a bad headache and if this keeps going for a while, they will eventually get fired.
This is the zone to aim for when training for endurance. It spurs your body to improve your circulatory system by building new blood vessels and increases your heart and lung capacity. Aiming for 20 to 60 minutes in this zone is believed to give the best fitness training benefits.