Hi, if your pain is not severe and you do not prefer temporary relief get a consultation by physiotherapist since the cause of reduced cervical lordosis can be due to weak neck muscles and lack of stability in your cervical spine and requires muscle strengthening and mobility exercises to get better since its not looked upon so far your pain is traveling till your right hand.
Next Steps
you can get treated by physiotherapy and conservative management while also keeping a ortho in loop.
Health Tips
avoid prolonged sitting, sofa sitting, carrying weight more than 2 kg use cervical pillow