Case study : A 75 year old female complains of insomnia

A 75 year old female complains of insomnia :

1. What may be reasons for her insomnia

2. Describe some common sleep disorders in the elderly

3.Describe some common myths /Attitudes toward Sex and the Older Elderly

4. Describe a diet outline for people over 70 age and explain your rational in details

Please use APA format for your assignment and please cite your references .

Thanks