About hair loss – Hair loss due to certain reasons such as medication, normal hormone levels or infection of the scalp can be treated. The most troublesome and the most common form of baldness is a common male / female pattern baldness where receding hair along the temples and forehead in the case of men and downs throughout the density in the case of women. Such baldness is usually genetic. Genetic baldness is usually caused by alpha reductase enzyme that converts testosterone to dehydrotestosterone (DHT). DHT causes the shrinking of hair follicles. This would result in generation of thinner and weaker strands of hair falling out very quickly. Read the rest of this entry »
Venomous snakes are characterized by the structure of their fangs. For example, the African boomslang has fangs at the back of the mouth, each bearing a groove down which venom flows. The cobra has fangs at the front of the mouth, again grooved; and rattlesnakes and vipers have the most sophisticated biting apparatus: their fangs are hinged, and when they are not in use, fold back along the roof of the mouth. The toxicity of snake venom varies from species to species.