THE GOOD NEWS
-- Doctors have a new clue to understanding crib death, the syndrome that causes 5,000 babies a year to suffocate for no apparent reason while sleeping. A study reveals increased numbers of immune cells in the lung tissues of victims. This may be a sign that their immune systems are overresponding to an as-yet-unknown stimulus, generating symptoms analogous to a severe allergic reaction.
-- Patients with sickle-cell anemia are living longer because of more aggressive treatment. Their life expectancy has risen from a median age of 14 in 1973 to 42 for men and 48 for women. Scientists...
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