Tập thể dục: Không phải cứ nhiều là tốt hơn cho sức khỏe
Mặc dù mọi chuyên gia đều đồng ý rằng tập thể dục là một hoạt động vô cùng có lợi cho sức khỏe con người, tuy nhiên phần đông vẫn chưa đưa ra được con số chính xác: liệu ta nên tập với thời lượng bao nhiêu giờ mỗi ngày?
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