1. For Dining and Desk Work:
- Standard chair height: 17-19 inches (43-48 cm) from the seat to the floor.
- For taller individuals or taller desks/tables: Consider chairs with a seat height of 20-22 inches (51-56 cm).
2. For Relaxing and Lounging:
- Armchair or lounge chair: Seat height typically ranges from 14 to 18 inches (36 to 46 cm).
- Accent chairs: Seat height may vary, but usually falls within the range of 16-20 inches (41-51 cm).
3. For Workstations and Offices:
- Office chair (adjustable): Seat height can be adjusted to accommodate different user preferences, typically ranging from 15-22 inches (38-56 cm).
4. Ergonomic Considerations:
- The knees should be slightly lower than the hips when seated, and the feet should rest flat on the floor.
- The arms should rest comfortably on the armrests or desk surface, with the elbows bent at approximately 90 degrees.
- The back should be well-supported by the backrest of the chair.
It's important to note that these are general guidelines, and personal preferences may vary. When selecting a chair, it's advisable to try it out and ensure that it provides comfortable support for your body. Some chairs may also have adjustable features, allowing you to customize the seat height and other aspects to suit your specific needs.