Why am I experiencing heavy weakness and body pains?

The best solution for foot drop is usually an AFO (ankle-foot orthosis) brace. This brace helps to keep the ankle in the correct position and supports the foot, allowing you to lift it more easily. Your doctor may also recommend physical therapy or other treatments, such as electrical stimulation or surgery, to help strengthen and improve the function of the muscles in your foot and ankle.

You might be feeling the restless legs syndrome. It is a kind of disorder that can lead to you wanting to move your legs (or even hands) all the time, especially during the night. It can greatly affect the process of falling asleep. Restless legs syndrome is usually due to low iron, numerous medications, or other health conditions. Reaching the reason beneath it and then applying some life changes can help. Visit a health specialist for a personalized answer.

I see that you have a tight band headache around your head and feel like vomiting because of anxiety and stress as well. These signs might mean that you have a tension-type headache; typically caused by bad posture at work or eyestrain from looking at computer screens all day long. You could take some painkillers such as paracetamol or ibuprofen to help relieve the pain in your head. Moreover try and calm down by breathing deeply plus drink lots of water. If this feeling doesn’t go away please go see a doctor so they can check it out.

The problem with the shaking fingers is that I recommend seeking advice from a neurologist. Although it may not currently stand in the way of your normal activities, this could indicate an underlying problem.

You are likely having some of the panic attack symptoms. In such moments, your body may tremble and be hot; you could also have a feeling of confusion. Panic attacks may be caused by factors such as stress, anxiety, or strong emotions. To help, try slow, deep breaths, calming thoughts, and talking to someone you trust about how you're feeling. 

MND or Motor Neuron Disease is a severe disorder that causes damage to the nerve cells responsible for controlling muscles. MND patients have various treatment choices that are based on symptoms. Hence it is important that anyone suspected as having MND must immediately consult a neurologist or an MND specialist for correct diagnosis and treatment.