Source of Energy

Energy of a body is the capacity to do work. Thus, anybody which can do work possesses energy. Our all activities depend on energy. For example, we need energy for cooking food, lighting, transportation, running machines and above all to live. Mainly energy is...

Reproductive Health

Reproductive healthReproductive health means to ensure a safe, responsible and satisfying reproductive life. As we know that usually the various types of diseases spread by different types of bacteria, virus, protozoans and fungi. In the same way there are some...

Birth Control

Birth controlAs we have already discussed that the birth of a child can take place only after the fertilization of eggs by sperm. So we can avoid the birth of a child if we adopt some special method or techniques. The methods do not allow the sperms produced during...

Fertilization in Human Beings

Types of Fertilization Fertilization is of two types: 1. External FertilizationIt is the fusion of male gamete with the female gamete outside the bodies of parents. External fertilization takes place in those animals which live in water, such as fish and frogs. These...

Sexual Cycle in Females

 As we have already discussed that the main function of ovary in females is to produce ova or eggs. From the birth of a girl child to the age of puberty her ovary contains thousands of immature eggs in immature follicles. On attaining puberty, one follicle develops at...