This is very common and is usually a temporary problem which soon passes over.The only reason I think that you need to ask a speech therapist to see her is because of her age. If she was a bit younger you could simply ignore her stuttering, but now it would be in her best interests to see an expert.
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.