3.2 RESEARCH DESIGN Burns and Grove (2003:195) define a research design as âa blueprint for conducting a study with maximum control over factors that may interfere with the validity of the findingsâ.
MotherNature.com states that weak nails can mean there are problems elsewhere in the body. Psoriasis, a condition of the skin that can lead to itching, can cause weak nails. Hyperthyrodism, which is an overactive thyroid gland, can also cause weakness. Anemia may also contribute to weak nails. In addition, it can signal a calcium deficiency.
Answer by jayh4884 (7). Cracked fingernails comes from multiple causes, most causes are from poor nutrition or maintenance of your fingernails. One of the major causes for cracked fingernails is due to damage to your cuticles. Besides nutrition and maintenance, trauma can also cause cracked fingernails.People who are exposed to harsh physical labor, are much more prone to crack their fingernails.add a comment.racked fingernails comes from multiple causes, most causes are from poor nutrition or maintenance of your fingernails. One of the major causes for cracked fingernails is due to damage to your cuticles.