Happiness looks different on everyone.
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Controlled breathing positively influences HRV, a marker of parasympathetic activity. Wearables can guide practice, but users should interpret trends cautiously. Regular short sessions paired with mindfulness enhance emotional regulation and stress resilience.
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Orbital solar arrays could supply clean energy to Earth continuously, overcoming terrestrial limitations like weather and night. Challenges include high launch costs, maintenance, and energy transmission efficiency. If solved, space-based solar power could become a cornerstone of global renewable energy strategies.
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