1 Meniscal tear: Damage to a meniscus, the cartilage that cushions the knee, often occurs with twisting the knee. 2  Large tears may cause the knee to lock. 3  ACL (anterior cruciate ligament) strain or tear: The ACL is responsible for a large part of the kneeâs stability.
During the warmer months, the thermostat to an air conditioner should be set at 78 degrees Fahrenheit. If this is not comfortable, some experts recommend lowering the temperature to no less than 74 degrees to avoid high utility costs.
Run ceiling fans counterclockwise on medium to high speeds during hot weather only when the room is occupied. Ceiling fans make you feel cooler in the summer by creating an artificial breeze that evaporates moisture from your skin. This allows you to set your thermostat higher, saving money on air conditioning bills.