米の入ったホットパックなんかはどうでしょう?お風呂が現実的ではないのであれば、ホットパックでしたら、好きなだけ温めがききます。電子レンジで温める際は、マグカップにお水を入れて温めてください。
A rice bag hot pack is a bag filled with rice that can be heated in the microwave and used to relieve pain or soothe muscles. You can make your own rice bag hot pack at home using a sock or fabric bag.
How to make a rice bag hot pack
Fill a sock or fabric bag with rice. You can use a funnel to help fill the bag.
Close the opening with a rubber band, string, or by sewing it shut.
Microwave on high for a couple of minutes, or until it reaches your desired temperature.
Use the hot pack to relieve pain or soothe muscles.
Tips
You can add a few drops of essential oils, like lavender, to the rice while filling the bag.
You can also add spices or buckwheat to help eliminate the smell of cooked rice.
You can use a rice bag hot pack to relieve pain from arthritis, injuries, or muscle aches.
You can also use a rice bag hot pack in the freezer for sprains or itchy skin.