Depressions in men often go completely undetected or are detected at later stage. One does not think that depressed person is weak or needs treatment. But a depressed person undergoes lot of psychological problem one should watch for these signs.
The major signs of depression in men are as follows.
1. Reduce sexual drive
When the mind is filled with lot of negative thoughts, he shows no interest in sex. Though men are considered to be sexual beings, reduction in libido is one of the main causes of depression. Erectile dysfunction is also caused due to lot of mental stress.
2. Physical symptoms
When a woman has some physical problems, she complains, but in men the problem expresses itself with physical symptoms like tooth ache, digestive problems or backache. But if medication seems ineffective, then one should realize that it is not physical but mental problem.
3. Fatigue
When a man is constantly feeling tired, then it is not due to overwork but depression. Depression and too exhaustion are both entangled in a vicious cycle. It can aggravate depression which can lead to fatigue. It also causes lack of sleep, resulting in insomnia. And if this continues for a few days at a stretch, then it is bound to result in fatigue. If it is hypersomnia, then it can lead to feeling lethargic and fatigue.
4. Eating disorders
The message sent through our brains neurotransmitter bears a crucial impact on our moods and behaviours. They will suffer from loss of appetite and will complain of not feeling like eating. It further aggravates to low energy level, stress and contributes to fatigue which already exists.
5. Suicidal thoughts. 
Depressed person feels like committing suicide because of low self worth. This pushes them to go ahead and commit suicide. If such a thought ever cross his mind, one should not take it lightly and consult psychiatrist as early as possible.
6. Alcoholism and chain smoking
A depressed person always gets addicted to alcohol and heavy smoking in order to distress himself. But having excess of it only aggravates the problem.
7. Feeling worthless
You feel disappointed when you lose some good chance or promotion in your office and this is normal. But if it has crashed down your self esteem, it is a sign of trouble. He feels he has not lived up to expectations and feels that he is not good enough and has not proved himself worthy becomes constant.
