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These girls with muscles may inspire more than the muscular men out there.
Here's what has changed, and what has been learned.
With the right plan and the right discipline, you can get seriously shredded in just 28 days.
These training vets take "old man strength" to another level, and they have some wisdom to share.
If you have male breasts there may be something wrong with your hormones.
Strapped for time? Make big gains in a half-hour with these ultra-efficient muscle-building workouts.
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