Why is good animal care important in research?

• A. Proper care ensures that animals provide normal biological and behavioral responses, which are essential for accurate research results.
• B. Proper care guarantees faster experiments.
• C. Proper care reduces all costs to zero.
• D. Proper care guarantees no need for anesthesia.

Answer: (A)

Maintaining animal welfare is essential because it keeps animals’ biology and behavior within normal ranges, which research relies on to produce accurate results. When animals are stressed, injured, or inadequately cared for, their physiological responses—hormone levels, metabolism, immune function, and behavior—change in ways that can confound measurements and mislead interpretations of treatments or interventions. Providing appropriate housing, nutrition, enrichment, veterinary oversight, and humane handling minimizes distress and variability, helping data reflect true biology rather than welfare-related artifacts. This focus on good care also aligns with ethical obligations and supports reproducibility and reliability in scientific findings. The other statements aren’t accurate: welfare improvements don’t inherently speed up experiments, they don’t guarantee zero costs, and there are many procedures where anesthesia or analgesia is still required to prevent suffering.