SAT’s getting shorter to match diminished attention spans of college applicants; Comprehensive review finds most of the studies on which we base our most accepted drugs and medical therapies are flawed; A heart drug approved in 2011 and used by millions comes under renewed scrutiny due to research irregularities; Best supplements for preventing osteoporosis; Tremors after Covid shot; Researchers discover how exercise lowers Alzheimer’s risk; Two new studies show exercise curbs cancer recurrence.