1. to subject to excessive physical or mental stress; to strain beyond normal limits

1. excessive strain or stress placed on something

Examples

• Don’t overstrain yourself by lifting weights that are too heavy.
• The athlete overstrained his muscles during training.
• She overstrained her eyes by reading in dim light for hours.
• The bridge collapsed due to overstrain from heavy traffic.
• Mental overstrain can lead to burnout and exhaustion.
• The doctor warned against overstrain during recovery.
• Overstrain of the vocal cords can cause permanent damage.