Let us see, who are acually vulenrable to the Black Magic or Dhiristi. 1. Never go out of your house without taking head bath, especially when you had sexual relationship earlier. The People venturing out of their house without taking head bath are most vulnerable. 2. The period before and after the Sunrise and the Sunset are called " KALA SANDHI ". These period can neither be called as a daytime and nor considered as nighttime. The particular time, which falls under this category as most vulnerable time. 3. The Women moving out of their house during the menstrual period. 4. Those are born with their Jenma Nakshtra as Kirutiga, Ayilyam, Magham, Chittirai, Visakam, Jyestha, Moola, Dhanistha and Sathayam are most vulnerable. 5. Those are born with their Jenma Nakshatra as Bharani, Rohini, Thiruvathira, Pooram, Uthiram, Pooradam, Uthiradam, Purattathi and Uthirattathi are less vulnerable. 6. Those who has the weak Lagna lord, 3rd house lord and Moon in their natal h