In both the Samut Thai Kao and The Book of Medicine, the texts not only describe the techniques, but also ascribe a therapeutic benefit to each pose or exercise. Some poems describe specific ailments while others use Sanskrit Ayurvedic medical terminology.
Some of the ailments mentioned include; abdominal discomfort and pain, arm discomfort, back pain, bleeding, blurred vision, chest congestion, chest discomfort and pain, chin trouble, chronic disease, chronic muscular discomfort, congestion, convulsions, dizziness and vertigo, dyspepsia, facial paralysis, fainting, foot cramps, pain and numbness, gas pain, generalized weakness, generalized sharp pain, headache and migraine, hand discomfort, cramps and numbness, heel and ankle joint pain, hemorrhoids, hip joint problems, joint pain, knee pain and weakness, lack of alertness, leg discomfort, pain and weakness, lockjaw, low back pain, lumbar pain, muscular
cramps and stiffness, nasal bleeding, nausea, neck pain, numbness, pelvic pain, penis and urethra problems, scrotal distention, secretion in throat, shoulder and scapula discomfort and pain, stiff neck, thigh discomfort, throat problems, tongue trouble, uvula spasm, vertigo, waist trouble, wrist trouble, vomiting, and waist discomfort.
Some of the Ayurvedic disorders described in the texts include; Wata (Vata in Sanskrit) in the head causing problems in meditation, severe Wata disease, Wata in the hands and feet, Wata in the head, nose and shoulder, Wata in the thigh, Wata in the scrotum, Wata in the urethra, Wata causing knee, leg and chest spasms, Wata causing blurred vision, Sannipat (a very serious and difficult to treat condition due to the simultaneous imbalance of Water, Fire and Wind Elements which may also involve a toxic fever) an excess of Water Dhatu (possibly plasma or lymph fluids,) and “Wind” in the stomach. Other benefits described in the old texts include; increased longevity and opening all of the “Sen” (There are various types of “Sen” or channels in Traditional Thai Medicine. There are Gross Earth Physical “Sen” such as Blood Vessels. There are also more Subtle “Sen” such as channels of Bioenergy flow within the Subtle Body, known as “Nadis” in Sanskrit. In addition, there are also “Sen” as channels of the Mind.)
In recent years, the Thai Ministry of Public Health has published several books on Reusi Dat Ton. According these modern texts, some of the benefits of Reusi Dat Ton practice include; improved agility and muscle coordination, increased joint mobility, greater range of motion, better circulation, improved respiration improved digestion, assimilation and elimination, detoxification, stronger immunity, reduced stress and anxiety, greater relaxation, improved concentration and meditation, oxygen therapy to the cells, pain relief, slowing of degenerative disease and greater longevity. (Subcharoen, 5-7)
A recent study at Naresuan University in Phitsanulok, Thailand, found that after one month of regular Reusi Dat Ton practice there was an improvement in anaerobic exercise performance in sedentary females. (Weerapong et al, 205)