Answer:
It is probably grief. There are several types. Prolonged grief is also a possibility. There is not enough information to give an accurate diagnosis. There are tests that can rule out any physical ailments. I suspect grief due to the anxiety, fatigue and difficulty eating and sleeping. The weight loss is what makes me thinks lab work rule out first.
Many other factors would have me recommend he see his endocrinologist that treats his Diabetes to follow up on his labs and rule out any changes. If labs are normal, I would recommend talk therapy. 6 months is relatively recent, and grief is unique per person. There is no time table.
Explanation:
The Seven Stages of Grief. Dr. Kübler-Ross refined her model to include seven stages of loss. The 7 stages of grief model is a more in-depth analysis of the components of the grief process. These seven stages include shock, denial, anger, bargaining, depression, testing, and acceptance.
Parallel section. It cuts right in half
Ask them if they truly understand and keep up with them and stay in contact b
He could run outside around your neighbourhood or in a nearby park for an hour, make sure to eat less fatty and unhealthy food, eat more fruits and healthier meals. Also he could eat smaller portion sizes and drink plenty of water. If you can go to a nearby gym and do some exercises there
:)
Hope it works out for him