Heavily patterned carpets interfere with depth perception , so they are especially dangerous on stairways. They are also distracting. Older people may feel the need to pick the grapes or flowers on patterned carpets, and pick up the debris on flecked carpets. Indoor plants can have a calming effect. Designing for Alzheimer's Disease by Design Concepts Unlimited.
Most backaches come from strained muscles or ligaments in the lower back.
Other causes include back injuries such as a slipped or herniated disc, arthritis, osteoporosis, and urinary tract infections. Prevention Improper lifting causes a lot of backaches. Do's Wear good shoes with low heels, not sandals or high heels. Stand close to the thing you want to lift. Plant your feet squarely, shoulder width Pull in your stomach and rear end.