Từ điển
Dịch văn bản
 
Từ điển Anh - Việt
Tra từ
Hỏi đáp nhanh
 
 
 
Dịch song ngữ
Thêm
 
Thành viên đóng góp gần nhất
  • emcungyeukhoahoc
  • map1
  • obaasan
  • hoahamtieu
  • thanhthanh
  • Clementine
  • tvmthu
  • mattroiden
  • VN1
  • all smiles
  • lhbaolv
  • thanhtnguyen
  • Atrial Septal Defect (19/12/2011 14:14:31)

  • Atrial septal defect or ASD for short, is a heart condition that can affect kids. To understand an atrial septal defect, it helps to know how the heart works. The heart has four chambers. The lower chambers of the heart are called the ventricles. There are two ventricles: a left ventricle and a right ventricle. The upper chambers are the atria and there are two of them — a left atrium and a right atrium.

    Xem bản gốc từkidshealth
  • Alzheimer disease (19/12/2011 11:34:06)

  • We all forget things once in a while. Maybe you've forgotten to send a card for someone's birthday or to return an overdue library book. Forgetting stuff is a part of life and it often becomes more common as people age.

    Xem bản gốc từkidshealth.org
  • Alcohol fuels unsafe sex (14/12/2011 15:08:16)

  • A new study shows the more a person drinks, the stronger their intention becomes to have unsafe sex. The spread of the HIV virus is mainly caused by unsafe sex and it is a major risk factor for the global burden of disease.

    Xem bản gốc từmedicalnewstoday
  • Dream sleep eases painful memories (01/12/2011 17:00:20)

  • Researchers at the University of California (UC), Berkeley, have discovered that during REM or the dream phase sleep, our body's stress chemistry shuts down while the brain processes emotional experiences and eases the pain in difficult memories. They suggest their findings, reported online in the journal Current Biology on Wednesday, offer a compelling explanation for why people with post-traumatic stress disorder (PTSD) have recurring nightmares and a hard time recovering from distressing experiences.

    Xem bản gốc từmedicalnewstoday