In Russian stories, soldiers restored forces with herbs , but can I take herbs in loose of mobility?

Yes, why not, herbs are restoring forces, immunity,as hypericum, melissa, willow herb, echinacea, and stimulating metabolism, strengthening walls vessels, analgesic.
One my patient with hands paresis for restoring a mobility used a bay leaf oil,as one packet of leaves ads in glass non raffinate sunflower oil, warm into keep for month, lead till boiling, cool, filter, rub in places by paresis damages,as every day for three months, as do not spare hands,add work fortheirs, as rolling balls, work with clay, puzzle, clothes.

As still a good recipe for baths of 1.5 kg of pines needles or twigs, cones,ads in 5 l. of water, boil 30 minutes, infuse 12 hours, filter, cold keeping, and take bath as adding in 1.5 l. ,course 20 baths in a day,as fir baths low spasms, aches in muscles,good for blood circulation, strengthen organism. And in paresis to use a thyme,as one tbl.sp. of herb ads in glass of hot water, infuse hour, filter, drink one time/day,like tea within three months, and filtered herb apply to extremities for two hours, warming after.

Thyme is immunity herb, vitamin, cures inflammation in muscles, tensions, gives microelements.