In Patanjali's yoga sutra , Sage Patanjali mentions nine obstacles in Yoga, Yoga is nothing but the reunion of your mind with consciousness and to achieve this one has to do mental, spiritual and physical exercises , many also refer to Yogic postures which is called asanas. But according to Patanjali there are 9 obstacles in the stages of this reunion.

• Vyadhi: Physical illness
• Styana: Lack of interest or enthusiasm
• Samshaya: Doubt or indecision
• Pramada: Carelessness or negligence
• Alasya: Physical laziness
• Avirati: Desire for sense objects
• Bhrantidarshana: Living under illusion or wrong understanding
• Alabdhabhumikatva: Missing the point or inability to hold on to what is achieved
• Anavasthitatva: Inability to maintain the achieved progress