Related Clues:

• It comes from the heart
• Beat
• General feeling
• Throb
• Vitality
• It may be taken by a 46-Across
• Heartbeat
• Paramedics search for it
• Sign of life
• Blender button
• It may be taken at the wrist
• Exerciser's reading
• A paramedic may look for one
• It's felt for life
• Legume