1) you have a serious, unaddressed medical condition (please seek help!)
2) you're trying something far beyond your normal activity level. There's no rush, work up gradually and your body will adapt. If a walk around the block is a challenge, start there. Repeatable training sessions over time is what makes change, not beating yourself up in the name of 'health'.
1) you have a serious, unaddressed medical condition (please seek help!)
2) you're trying something far beyond your normal activity level. There's no rush, work up gradually and your body will adapt. If a walk around the block is a challenge, start there. Repeatable training sessions over time is what makes change, not beating yourself up in the name of 'health'.