Recently often insomnia how should I do excuse me

The patient has been suffering from insomnia recently. It is considered that insomnia is caused by excessive mental stress. It is recommended that the patient usually exercise outdoors to relax his body and mind. He can drink milk before going to bed to help him sleep. He can also soak his feet to soothe his nerves. At the same time, he can ensure a good sleeping environment to achieve the purpose of sleeping.